{"id":98677,"date":"2025-12-18T10:00:00","date_gmt":"2025-12-18T02:00:00","guid":{"rendered":"https:\/\/machinedquartz.com\/beer-lambert-law-cuvette-selection\/"},"modified":"2026-06-12T08:12:13","modified_gmt":"2026-06-12T00:12:13","slug":"beer-lambert-law-cuvette-selection","status":"publish","type":"post","link":"https:\/\/machinedquartz.com\/zh-hant\/beer-lambert-law-cuvette-selection\/","title":{"rendered":"\u6717\u4f2f-\u6bd4\u723e\u5b9a\u5f8b\u8207\u6bd4\u8272\u76bf\u9078\u578b\uff1a\u5be6\u7528\u6307\u5357"},"content":{"rendered":"\n<style>\n.cq-page { max-width: 860px; margin: 0 auto; padding: 0 20px; font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", sans-serif; color: #1e293b; }\n.cq-page p, .cq-page li { font-size: 16px; line-height: 1.7; }\n.cq-section { margin-bottom: 56px; }\n.cq-section h2 { font-size: 26px; font-weight: 700; color: #14532d; margin-bottom: 18px; line-height: 1.3; }\n.cq-section h3 { font-size: 19px; font-weight: 600; color: #166534; margin: 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4px; }\n\n.cq-tbl-wrap { overflow-x: auto; margin: 16px 0 24px; }\ntable.cq-tbl { width: 100%; border-collapse: collapse; font-size: 14px; }\ntable.cq-tbl th { background: #064e3b; color: #fff; padding: 11px 12px; text-align: left; font-weight: 600; }\ntable.cq-tbl td { padding: 11px 12px; border-bottom: 1px solid #e5e7eb; vertical-align: top; }\ntable.cq-tbl tr:nth-child(even) td { background: #f8fafc; }\n\n\/* Worked example *\/\n.cq-example { background: #fef9c3; border-left: 4px solid #ca8a04; border-radius: 6px; padding: 18px 22px; margin: 18px 0; }\n.cq-example .cq-ex-label { font-size: 11px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: #854d0e; margin-bottom: 6px; }\n.cq-example p { margin: 6px 0; font-size: 15px; color: #422006; }\n.cq-example .cq-ex-eq { font-family: 'Cambria Math', Georgia, serif; font-size: 16px; color: #1e293b; background: #fff; padding: 8px 12px; border-radius: 4px; margin: 8px 0; }\n\n\/* Pitfall card *\/\n.cq-pitfall { background: #fef2f2; border-left: 4px solid #dc2626; border-radius: 6px; padding: 16px 20px; margin: 14px 0; }\n.cq-pitfall strong { color: #991b1b; }\n\n\/* OD vs path table \u2014 color rows by recommendation *\/\ntable.cq-od-tbl tr.row-low td { background: #d1fae5; }\ntable.cq-od-tbl tr.row-mid td { background: #fef9c3; }\ntable.cq-od-tbl tr.row-high td { background: #fecaca; }\n\n.cq-cta { background: linear-gradient(135deg, #064e3b, #047857); border-radius: 12px; padding: 30px 28px; text-align: center; color: #fff; margin: 40px 0; }\n.cq-cta h3 { color: #fff; font-size: 20px; margin: 0 0 10px; }\n.cq-cta p { color: #d1fae5; margin: 0 0 18px; font-size: 15px; }\n.cq-cta a.cq-btn { display: inline-block; background: #fff; color: #064e3b; padding: 12px 28px; border-radius: 8px; font-weight: 700; text-decoration: none; transition: background 0.15s, transform 0.15s; }\n.cq-cta a.cq-btn:hover { background: #ecfdf5; transform: translateY(-1px); }\n.cq-cta a.cq-btn-2 { background: transparent; color: #fff; border: 2px solid rgba(255,255,255,0.5); margin-left: 10px; }\n.cq-cta a.cq-btn-2:hover { background: rgba(255,255,255,0.1); }\n\n.cq-faq-item { border-bottom: 1px solid #e5e7eb; }\n.cq-faq-q { display: flex; justify-content: space-between; align-items: center; padding: 16px 0; cursor: pointer; font-weight: 600; color: #064e3b; font-size: 16px; }\n.cq-faq-q::after { content: '+'; font-size: 22px; color: #94a3b8; transition: transform 0.2s; }\n.cq-faq-item.open .cq-faq-q::after { content: '\u2212'; }\n.cq-faq-a { max-height: 0; overflow: hidden; transition: max-height 0.3s ease; color: #475569; font-size: 15px; line-height: 1.65; }\n.cq-faq-item.open .cq-faq-a { max-height: 500px; padding-bottom: 18px; }\n<\/style>\n\n<div class=\"cq-page\">\n\n<!-- HERO -->\n<div class=\"cq-hero\">\n <div class=\"cq-hero-eyebrow\">\u6717\u4f2f-\u6bd4\u723e\u5b9a\u5f8b<\/div>\n <p class=\"cq-hero-h1\">\u6717\u4f2f-\u6bd4\u723e\u5b9a\u5f8b\u8207\u6bd4\u8272\u76bf\u9078\u578b\uff1a\u5be6\u7528\u6307\u5357<\/p>\n <p class=\"cq-hero-sub\">\u6bcf\u500b\u5b9a\u91cf UV-Vis \u91cf\u6e2c\u80cc\u5f8c\u7684\u90a3\u4e00\u689d\u65b9\u7a0b\u5f0f\u2014\u2014\u4ee5\u53ca\u6c7a\u5b9a\u4f60\u7684\u8b80\u6578\u662f\u5426\u843d\u5728\u5b83\u6709\u6548\u7bc4\u570d\u5167\u7684\u6bd4\u8272\u76bf\u9078\u64c7\u3002<\/p>\n <div class=\"cq-formula-hero\">A = \u03b5 \u00b7 c \u00b7 L\n <div class=\"cq-eq-sub\">\u5438\u5149\u5ea6 =\uff08\u83ab\u8033\u5438\u5149\u4fc2\u6578\uff09\u00d7\uff08\u6fc3\u5ea6\uff09\u00d7\uff08\u5149\u7a0b\uff09<\/div>\n <\/div>\n<\/div>\n\n<div class=\"cq-aidef\" style=\"background:#ecfdf5;border:1px solid #a7f3d0;border-radius:10px;padding:18px 22px;margin:0 0 24px;\">\n<p style=\"margin:0;font-size:16px;line-height:1.65;color:#064e3b;\"><strong style=\"color:#047857;\">\u6717\u4f2f-\u6bd4\u723e\u5b9a\u5f8b\u662f<\/strong> \u5438\u5149\u5ea6\u3001\u5f85\u6e2c\u7269\u6fc3\u5ea6\u8207\u5149\u5b78\u5149\u7a0b\u4e4b\u9593\u7684\u7dda\u6027\u95dc\u4fc2\uff0c\u8868\u793a\u70ba <em>A = \u03b5 \u00b7 c \u00b7 L<\/em>\uff0c\u5176\u4e2d \u03b5 \u662f\u83ab\u8033\u5438\u5149\u4fc2\u6578\uff08L\u00b7mol\u207b\u00b9\u00b7cm\u207b\u00b9\uff09\u3001c \u662f\u6fc3\u5ea6\uff08mol\u00b7L\u207b\u00b9\uff09\u3001L \u662f\u5149\u7a0b\uff08cm\uff09\u3002\u5b83\u5c0d\u7a00\u7684\u3001\u4e0d\u6563\u5c04\u7684\u6eb6\u6db2\u5728 0.1\u20131.0 \u5438\u5149\u5ea6\u7bc4\u570d\u5167\u6e96\u78ba\u9810\u6e2c UV-Vis \u5438\u5149\u5ea6\uff1b\u5728\u9019\u7a97\u53e3\u4e4b\u5916\uff0c\u504f\u96e2\u7dda\u6027\u8b8a\u5f97\u986f\u8457\u3001\u9700\u8981\u6821\u6b63\u3002<\/p>\n<\/div>\n\n<!-- AI-QUOTABLE DEFINITION -->\n<div class=\"cq-def-box\">\n<div class=\"cq-def-label\">\u5b9a\u7fa9<\/div>\n<p> <strong>\u6717\u4f2f-\u6bd4\u723e\u5b9a\u5f8b<\/strong> \uff08\u4e5f\u53eb\u6bd4\u723e-\u5e03\u683c-\u6717\u4f2f\u5b9a\u5f8b\u6216\u6717\u4f2f-\u6bd4\u723e-\u5e03\u683c\u5b9a\u5f8b\uff09\u6307\u51fa\uff0c\u5149\u901a\u904e\u6a23\u54c1\u7684\u5438\u5149\u5ea6\u662f\u4e09\u500b\u91cf\u7684\u4e58\u7a4d\uff1a\u5f85\u6e2c\u7269\u7684 <strong>\u83ab\u8033\u5438\u5149\u4fc2\u6578\uff08\u03b5\uff09<\/strong> \u3001\u5438\u5149\u7269\u7a2e\u7684 <strong>\u83ab\u8033\u6fc3\u5ea6\uff08c\uff09<\/strong> \uff0c\u8207\u901a\u904e\u6a23\u54c1\u7684 <strong>\u5149\u5b78\u5149\u7a0b\uff08L\uff09<\/strong> \u3002\u6578\u5b78\u4e0a\uff1a <em>A = \u03b5 \u00b7 c \u00b7 L<\/em>\u3002\u9019\u5b9a\u5f8b\u5c0d\u4e0d\u4ea4\u4e92\u4f5c\u7528\u7684\u5438\u5149\u7269\u7684\u7a00\u6eb6\u6db2\uff0c\u5728 0.1\u20131.0 AU \u5438\u5149\u5ea6\u7bc4\u570d\u5167\u53ef\u9760\u6210\u7acb\uff1b\u5728\u9019\u7bc4\u570d\u4e4b\u5916\uff0c\u504f\u96e2\u7dda\u6027\u8b8a\u5f97\u986f\u8457\u3001\u5fc5\u9808\u6821\u6b63\u3002<\/p>\n<\/div>\n\n<figure style=\"margin:30px 0;text-align:center;\">\n<svg viewBox=\"0 0 720 240\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"max-width:100%;height:auto;background:#fafdfb;border-radius:10px;border:1px solid #a7f3d0;padding:14px;\" role=\"img\" aria-label=\"Visual decomposition of the Beer-Lambert equation A equals epsilon times c times L showing each variable as an icon\">\n<text x=\"360\" y=\"28\" text-anchor=\"middle\" font-size=\"14\" font-weight=\"700\" fill=\"#064e3b\">\u6717\u4f2f-\u6bd4\u723e\u5b9a\u5f8b \u00b7 \u6bcf\u500b\u8b8a\u6578\u8996\u89ba\u5316<\/text>\n\n<!-- A = -->\n<text x=\"60\" y=\"120\" font-size=\"42\" font-weight=\"700\" fill=\"#064e3b\" font-family=\"Cambria Math,Georgia,serif\">A<\/text>\n<text x=\"55\" y=\"155\" font-size=\"11\" fill=\"#475569\">\u5438\u5149\u5ea6<\/text>\n<text x=\"55\" y=\"170\" font-size=\"9\" fill=\"#94a3b8\">\uff08\u7121\u55ae\u4f4d\uff09<\/text>\n\n<text x=\"115\" y=\"120\" font-size=\"40\" fill=\"#475569\">=<\/text>\n\n<!-- \u03b5 molecule shape -->\n<g transform=\"translate(160,75)\">\n<circle cx=\"20\" cy=\"35\" r=\"14\" fill=\"#10b981\"\/>\n<circle cx=\"42\" cy=\"20\" r=\"10\" fill=\"#34d399\"\/>\n<circle cx=\"42\" cy=\"50\" r=\"10\" fill=\"#34d399\"\/>\n<line x1=\"20\" y1=\"35\" x2=\"42\" y2=\"20\" stroke=\"#047857\" stroke-width=\"2\"\/>\n<line x1=\"20\" y1=\"35\" x2=\"42\" y2=\"50\" stroke=\"#047857\" stroke-width=\"2\"\/>\n<text x=\"30\" y=\"100\" text-anchor=\"middle\" font-size=\"22\" font-weight=\"700\" fill=\"#064e3b\" font-family=\"Cambria Math,Georgia,serif\">\u03b5<\/text>\n<text x=\"30\" y=\"130\" text-anchor=\"middle\" font-size=\"10\" fill=\"#475569\">\u83ab\u8033\u5438\u5149\u4fc2\u6578<\/text>\n<text x=\"30\" y=\"143\" text-anchor=\"middle\" font-size=\"9\" fill=\"#94a3b8\">\uff08\u5206\u5b50\u7684\u672c\u5fb5\u6027\u8cea\uff09<\/text>\n<\/g>\n\n<text x=\"285\" y=\"120\" font-size=\"32\" fill=\"#475569\">\u00d7<\/text>\n\n<!-- c concentration: bottle -->\n<g transform=\"translate(320,70)\">\n<rect x=\"10\" y=\"15\" width=\"40\" height=\"55\" rx=\"4\" fill=\"#dbeafe\" stroke=\"#1e40af\" stroke-width=\"2\"\/>\n<rect x=\"22\" y=\"5\" width=\"16\" height=\"14\" fill=\"#1e40af\"\/>\n<rect x=\"10\" y=\"40\" width=\"40\" height=\"30\" fill=\"#3b82f6\" opacity=\"0.7\"\/>\n<text x=\"30\" y=\"100\" text-anchor=\"middle\" font-size=\"22\" font-weight=\"700\" fill=\"#064e3b\" font-family=\"Cambria Math,Georgia,serif\">c<\/text>\n<text x=\"30\" y=\"130\" text-anchor=\"middle\" font-size=\"10\" fill=\"#475569\">\u6fc3\u5ea6<\/text>\n<text x=\"30\" y=\"143\" text-anchor=\"middle\" font-size=\"9\" fill=\"#94a3b8\">mol\u00b7L\u207b\u00b9<\/text>\n<\/g>\n\n<text x=\"445\" y=\"120\" font-size=\"32\" fill=\"#475569\">\u00d7<\/text>\n\n<!-- L path length: cuvette with arrow showing length -->\n<g transform=\"translate(490,60)\">\n<rect x=\"0\" y=\"20\" width=\"100\" height=\"50\" fill=\"#fef3c7\" stroke=\"#854d0e\" stroke-width=\"2\"\/>\n<line x1=\"0\" y1=\"80\" x2=\"100\" y2=\"80\" stroke=\"#854d0e\" stroke-width=\"2\" marker-end=\"url(#arrL)\" marker-start=\"url(#arrL2)\"\/>\n<text x=\"50\" y=\"92\" text-anchor=\"middle\" font-size=\"9\" fill=\"#854d0e\">L = \u5149\u7a0b<\/text>\n<!-- light beam through -->\n<line x1=\"-20\" y1=\"45\" x2=\"115\" y2=\"45\" stroke=\"#fbbf24\" stroke-width=\"3\" opacity=\"0.7\"\/>\n<text x=\"50\" y=\"115\" text-anchor=\"middle\" font-size=\"22\" font-weight=\"700\" fill=\"#064e3b\" font-family=\"Cambria Math,Georgia,serif\">L<\/text>\n<text x=\"50\" y=\"145\" text-anchor=\"middle\" font-size=\"10\" fill=\"#475569\">\u5149\u7a0b<\/text>\n<text x=\"50\" y=\"158\" text-anchor=\"middle\" font-size=\"9\" fill=\"#94a3b8\">cm\uff08\u2190 \u6bd4\u8272\u76bf\u9078\u64c7\uff09<\/text>\n<\/g>\n\n<!-- Bottom callout -->\n<text x=\"360\" y=\"220\" text-anchor=\"middle\" font-size=\"10\" fill=\"#047857\" font-weight=\"600\" font-style=\"italic\">L \u662f\u4f7f\u7528\u8005\u4e0d\u6539\u8b8a\u6a23\u54c1\u5c31\u80fd\u6539\u7684\u552f\u4e00\u8b8a\u6578\u2014\u2014\u5b83\u5c31\u662f\u6bd4\u8272\u76bf\u7684\u6c7a\u5b9a\u3002<\/text>\n\n<defs>\n<marker id=\"arrL\" markerWidth=\"8\" markerHeight=\"8\" refX=\"7\" refY=\"3\" orient=\"auto\" markerUnits=\"strokeWidth\">\n<path d=\"M0,0 L7,3 L0,6 z\" fill=\"#854d0e\"\/>\n<\/marker>\n<marker id=\"arrL2\" markerWidth=\"8\" markerHeight=\"8\" refX=\"1\" refY=\"3\" orient=\"auto-start-reverse\" markerUnits=\"strokeWidth\">\n<path d=\"M0,0 L7,3 L0,6 z\" fill=\"#854d0e\"\/>\n<\/marker>\n<\/defs>\n<\/svg>\n<figcaption style=\"font-size:12px;color:#64748b;margin-top:6px;\">A = \u03b5 \u00b7 c \u00b7 L\u2014\u2014\u5728\u5be6\u9a57\u6aaf\u4e0a\u4f7f\u7528\u8005\u80fd\u63a7\u5236\u7684\u552f\u4e00\u8b8a\u6578\u662f\u5149\u7a0b L\uff0c\u7531\u4f60\u7684\u6bd4\u8272\u76bf\u9078\u64c7\u6c7a\u5b9a\u3002<\/figcaption>\n<\/figure>\n\n<!-- WHAT IS -->\n<div class=\"cq-section\">\n<div class=\"cq-section-label\">\u57fa\u790e<\/div>\n<h2>\u65b9\u7a0b\u5f0f\u3001\u55ae\u4f4d\uff0c\u8207\u6bcf\u500b\u8b8a\u6578\u7684\u610f\u7fa9<\/h2>\n\n<div class=\"cq-eq\">A = \u03b5 \u00b7 c \u00b7 L\n<dl class=\"cq-eq-vars\">\n<dt>A<\/dt><dd>= \u5438\u5149\u5ea6\uff08\u7121\u55ae\u4f4d\uff0c\u4e5f\u5beb\u6210 OD \u6216\u300c\u5149\u5bc6\u5ea6\u300d\uff09<\/dd> \u00b7\n<dt>\u03b5<\/dt><dd>= \u83ab\u8033\u5438\u5149\u4fc2\u6578\uff0c\u55ae\u4f4d L\u00b7mol\u207b\u00b9\u00b7cm\u207b\u00b9\uff08\u4e5f\u53eb\u6d88\u5149\u4fc2\u6578\uff09<\/dd> \u00b7\n<dt>c<\/dt><dd>= \u5438\u5149\u7269\u7a2e\u7684\u6fc3\u5ea6\uff0cmol\u00b7L\u207b\u00b9<\/dd> \u00b7\n<dt>L<\/dt><dd>= \u5149\u7a0b\uff0ccm<\/dd>\n<\/dl><\/div>\n\n<p>\u9019\u5b9a\u5f8b\u9023\u7d50 UV-Vis \u91cf\u6e2c\u4e2d\u4e09\u500b\u53ef\u63a7\u5236\u7684\u91cf\u3002\u5169\u500b\u662f\u6a23\u54c1\u7684\u6027\u8cea\uff08\u03b5 \u662f\u5206\u5b50 + \u6eb6\u5291 + \u6ce2\u9577\u7684\u672c\u5fb5\uff1bc \u662f\u4f60\u60f3\u91cf\u6216\u63a7\u5236\u7684\uff09\u3002\u7b2c\u4e09\u500b\u2014\u2014\u5149\u7a0b L\u2014\u2014\u7531\u4f60\u7684 <strong>\u6bd4\u8272\u76bf\u9078\u64c7<\/strong>\u3002\u6240\u4ee5\u9078\u5c0d\u6bd4\u8272\u76bf\u662f\u4e00\u500b\u6717\u4f2f-\u6bd4\u723e\u7684\u6c7a\u5b9a\u3002<\/p>\n\n<p>\u7528\u900f\u904e\u7387\u8868\u793a\u7684\u7b49\u6548\u5f62\u5f0f\uff1a<\/p>\n\n<div class=\"cq-eq\">A = \u2212log\u2081\u2080(I \/ I\u2080) = \u2212log\u2081\u2080(T)<\/div>\n\n<p>\u5176\u4e2d I\u2080 \u662f\u9032\u5165\u6a23\u54c1\u7684\u5f37\u5ea6\u3001I \u662f\u900f\u5c04\u7684\u5f37\u5ea6\u3001T \u662f\u5206\u6578\u900f\u904e\u7387\uff080\u20131\uff09\u3002\u5438\u5149\u5ea6 1.0 = 10% \u900f\u5c04\u3001A = 2.0 = 1%\u3001A = 3.0 = 0.1%\u3002<\/p>\n<\/div>\n\n<!-- VALID RANGE -->\n<div class=\"cq-section\">\n<div class=\"cq-section-label\">\u6709\u6548\u7bc4\u570d<\/div>\n<h2>\u6717\u4f2f-\u6bd4\u723e\u5b9a\u5f8b\u5be6\u969b\u6210\u7acb\u4e4b\u8655<\/h2>\n\n<p>\u8ab2\u672c\u4e0a\u7684\u65b9\u7a0b\u5f0f\u5047\u8a2d\u4e86\u4e00\u4e32\u771f\u5be6\u6a23\u54c1\u5e38\u9055\u53cd\u7684\u689d\u4ef6\u3002\u8aa0\u5be6\u7684\u505a\u6cd5\u628a\u91cf\u6e2c\u7dad\u6301\u5728\u6709\u6548\u7a97\u53e3\u5167\uff1a<\/p>\n\n<ul>\n<li><strong>\u55ae\u8272\u5149<\/strong> \u2014\u2014\u5100\u5668\u7528\u6709\u9650\u7684\u5149\u8b5c\u983b\u5bec\u3002\u5982\u679c\u983b\u5bec\u6bd4\u5438\u6536\u5cf0\u5bec\uff0c\u8868\u89c0 \u03b5 \u8b8a\u5e73\u3001\u7dda\u6027\u5411\u4e0b\u5f4e\u3002<\/li>\n<li><strong>\u4e0d\u6563\u5c04\u3001\u4e0d\u87a2\u5149\u7684\u6a23\u54c1<\/strong> \u2014\u2014\u6fc1\u61f8\u6d6e\u6db2\u3001\u5fae\u80de\u8207\u5f37\u87a2\u5149\u67d3\u6599\u7834\u58de\u4e86\u7c21\u55ae\u7684\u5438\u5149\u5ea6\u6838\u7b97\u3002<\/li>\n<li><strong>\u7a00\u7684\u3001\u4e0d\u4ea4\u4e92\u4f5c\u7528\u7684\u5438\u5149\u7269<\/strong> \u2014\u2014\u5728\u9ad8\u6fc3\u5ea6\uff08\u5c0f\u6709\u6a5f\u5206\u5b50\u901a\u5e38 > 10 mM\uff09\uff0c\u5206\u5b50\u958b\u59cb\u7de0\u5408\u3001\u4e8c\u805a\uff0c\u6216\u6539\u8b8a\u6eb6\u5291\u7684\u6298\u5c04\u7387\u2014\u2014\u5168\u90fd\u6539\u8b8a \u03b5\u3002<\/li>\n<li><strong>\u7a69\u5b9a\u7684\u5075\u6e2c\u5668\u7dda\u6027<\/strong> \u2014\u2014\u591a\u6578 UV-Vis \u5075\u6e2c\u5668\u5f9e 0.005 \u5230 2.0 AU \u7dda\u6027\u30022.0 AU \u4ee5\u4e0a\uff0c\u96dc\u6563\u5149\u958b\u59cb\u4e3b\u5bb0\u8b80\u6578\u3002<\/li>\n<li><strong>\u975e\u96f6\u5149\u7a0b<\/strong> \u2014\u2014\u9019\u5b9a\u5f8b\u5047\u8a2d\u4e00\u500b\u754c\u5b9a\u7684 L\u3002\u5728\u5149\u5b78\u5c0d\u6e96\u5dee\u7684\u6d41\u901a\u6c60\u88e1\uff0c\u6709\u6548\u5149\u7a0b\u53ef\u80fd\u4e0d\u7b49\u65bc\u6a19\u7a31\u503c\u3002<\/li>\n<\/ul>\n\n<div class=\"cq-tbl-wrap\">\n<table class=\"cq-tbl\">\n<thead><tr><th>\u5438\u5149\u5ea6\u7bc4\u570d<\/th><th>\u884c\u70ba<\/th><th>\u884c\u52d5<\/th><\/tr><\/thead>\n<tbody>\n<tr><td>A < 0.05<\/td><td>\u5075\u6e2c\u5668\u96dc\u8a0a\u4e3b\u5bb0<\/td><td>\u7528\u66f4\u9577\u5149\u7a0b\u63d0\u5347\u8a0a\u865f<\/td><\/tr>\n<tr><td>0.1 \u2264 A \u2264 1.0<\/td><td>\u7dda\u6027\u3001\u6700\u4f73\u7bc4\u570d<\/td><td>\u4e0d\u9700\u6539\u8b8a<\/td><\/tr>\n<tr><td>1.0 < A \u2264 2.0<\/td><td>\u8f15\u5fae\u975e\u7dda\u6027\u3001\u96dc\u6563\u5149\u958b\u59cb<\/td><td>\u5c0d\u591a\u6578\u5de5\u4f5c\u53ef\u63a5\u53d7\uff1b\u7528\u6a19\u6e96\u54c1\u9a57\u8b49<\/td><\/tr>\n<tr><td>A > 2.0<\/td><td>\u56b4\u91cd\u975e\u7dda\u6027\u3001\u96dc\u6563\u5149\u4e3b\u5bb0<\/td><td>\u7a00\u91cb\u6a23\u54c1\u6216\u7528\u66f4\u77ed\u5149\u7a0b<\/td><\/tr>\n<tr><td>A > 3.0<\/td><td>\u5728\u6a19\u6e96 UV-Vis \u4e0a\u5be6\u969b\u4e0a\u91cf\u4e0d\u4e86<\/td><td>\u6c38\u9060\u7a00\u91cb\u6216\u63db\u5100\u5668<\/td><\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n\n<figure style=\"margin:30px 0;text-align:center;\">\n<svg viewBox=\"0 0 720 320\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"max-width:100%;height:auto;background:#fafdfb;border-radius:10px;border:1px solid #a7f3d0;padding:14px;\" role=\"img\" aria-label=\"Plot of measured absorbance versus true concentration showing linear region from 0.1 to 1.0 AU and non-linear deviation above 2.0 AU\">\n<text x=\"360\" y=\"22\" text-anchor=\"middle\" font-size=\"14\" font-weight=\"700\" fill=\"#064e3b\">\u6717\u4f2f-\u6bd4\u723e\u6709\u6548\u7bc4\u570d\u2014\u2014\u91cf\u5230 vs \u9810\u6e2c\u7684\u5438\u5149\u5ea6<\/text>\n\n<!-- Axes -->\n<line x1=\"80\" y1=\"270\" x2=\"680\" y2=\"270\" stroke=\"#475569\" stroke-width=\"1.5\"\/>\n<line x1=\"80\" y1=\"50\" x2=\"80\" y2=\"270\" stroke=\"#475569\" stroke-width=\"1.5\"\/>\n<text x=\"380\" y=\"305\" text-anchor=\"middle\" font-size=\"11\" fill=\"#475569\">\u771f\u5be6\u6fc3\u5ea6 \u00d7\u03b5\u00d7L\uff08\u9810\u6e2c\u5438\u5149\u5ea6\uff09<\/text>\n<text x=\"30\" y=\"160\" text-anchor=\"middle\" font-size=\"11\" fill=\"#475569\" transform=\"rotate(-90 30 160)\">\u91cf\u5230\u7684\u5438\u5149\u5ea6\uff08AU\uff09<\/text>\n\n<!-- Y-axis ticks -->\n<g font-size=\"9\" fill=\"#64748b\">\n<text x=\"74\" y=\"273\" text-anchor=\"end\">0<\/text>\n<line x1=\"76\" y1=\"234\" x2=\"84\" y2=\"234\"\/><text x=\"74\" y=\"237\" text-anchor=\"end\">1<\/text>\n<line x1=\"76\" y1=\"198\" x2=\"84\" y2=\"198\"\/><text x=\"74\" y=\"201\" text-anchor=\"end\">2<\/text>\n<line x1=\"76\" y1=\"162\" x2=\"84\" y2=\"162\"\/><text x=\"74\" y=\"165\" text-anchor=\"end\">3<\/text>\n<line x1=\"76\" y1=\"126\" x2=\"84\" y2=\"126\"\/><text x=\"74\" y=\"129\" text-anchor=\"end\">4<\/text>\n<line x1=\"76\" y1=\"90\" x2=\"84\" y2=\"90\"\/><text x=\"74\" y=\"93\" text-anchor=\"end\">5<\/text>\n<\/g>\n<!-- X-axis ticks -->\n<g font-size=\"9\" fill=\"#64748b\">\n<line x1=\"200\" y1=\"268\" x2=\"200\" y2=\"276\"\/><text x=\"200\" y=\"288\" text-anchor=\"middle\">1<\/text>\n<line x1=\"320\" y1=\"268\" x2=\"320\" y2=\"276\"\/><text x=\"320\" y=\"288\" text-anchor=\"middle\">2<\/text>\n<line x1=\"440\" y1=\"268\" x2=\"440\" y2=\"276\"\/><text x=\"440\" y=\"288\" text-anchor=\"middle\">3<\/text>\n<line x1=\"560\" y1=\"268\" x2=\"560\" y2=\"276\"\/><text x=\"560\" y=\"288\" text-anchor=\"middle\">4<\/text>\n<line x1=\"680\" y1=\"268\" x2=\"680\" y2=\"276\"\/><text x=\"680\" y=\"288\" text-anchor=\"middle\">5<\/text>\n<\/g>\n\n<!-- Ideal line (dashed grey) -->\n<line x1=\"80\" y1=\"270\" x2=\"680\" y2=\"90\" stroke=\"#94a3b8\" stroke-width=\"1.5\" stroke-dasharray=\"4,3\"\/>\n<text x=\"600\" y=\"105\" font-size=\"10\" fill=\"#64748b\">\u7406\u60f3 A = \u03b5cL<\/text>\n\n<!-- Real curve: linear up to A=1, then bends down -->\n<!-- Linear region 0\u2013A=1.0 (concentration 0\u20131) -->\n<line x1=\"80\" y1=\"270\" x2=\"200\" y2=\"234\" stroke=\"#10b981\" stroke-width=\"3\"\/>\n<!-- Mid: 1.0\u20132.0 mild bend -->\n<path d=\"M 200,234 Q 280,202 320,200\" stroke=\"#fbbf24\" stroke-width=\"3\" fill=\"none\"\/>\n<!-- High: above 2.0 plateau -->\n<path d=\"M 320,200 Q 480,178 680,170\" stroke=\"#dc2626\" stroke-width=\"3\" fill=\"none\"\/>\n\n<!-- Zone bands -->\n<rect x=\"80\" y=\"50\" width=\"120\" height=\"220\" fill=\"#34d399\" opacity=\"0.06\"\/>\n<rect x=\"200\" y=\"50\" width=\"120\" height=\"220\" fill=\"#fbbf24\" opacity=\"0.08\"\/>\n<rect x=\"320\" y=\"50\" width=\"360\" height=\"220\" fill=\"#dc2626\" opacity=\"0.06\"\/>\n\n<text x=\"140\" y=\"70\" text-anchor=\"middle\" font-size=\"10\" fill=\"#047857\" font-weight=\"600\">\u7dda\u6027<\/text>\n<text x=\"140\" y=\"82\" text-anchor=\"middle\" font-size=\"9\" fill=\"#047857\">A < 1.0 \u2713<\/text>\n\n<text x=\"260\" y=\"70\" text-anchor=\"middle\" font-size=\"10\" fill=\"#92400e\" font-weight=\"600\">\u8f15\u5fae<\/text>\n<text x=\"260\" y=\"82\" text-anchor=\"middle\" font-size=\"9\" fill=\"#92400e\">A 1.0\u20132.0<\/text>\n\n<text x=\"500\" y=\"70\" text-anchor=\"middle\" font-size=\"10\" fill=\"#991b1b\" font-weight=\"600\">\u975e\u7dda\u6027 \u00b7 \u96dc\u6563\u5149<\/text>\n<text x=\"500\" y=\"82\" text-anchor=\"middle\" font-size=\"9\" fill=\"#991b1b\">A > 2.0 \u2014 \u7a00\u91cb\u6216\u66f4\u77ed\u6bd4\u8272\u76bf<\/text>\n\n<\/svg>\n<figcaption style=\"font-size:12px;color:#64748b;margin-top:6px;\">A = 2.0 AU \u4ee5\u4e0a\uff0c\u96dc\u6563\u5149\u4e3b\u5bb0\uff1a0.05% \u7684\u96dc\u6563\u5149\u8ca2\u737b\u5728 A = 3.0 \u6642\u8b8a\u6210\u8868\u89c0\u900f\u5c04\u8a0a\u865f\u7684\u4e00\u534a\u3002<\/figcaption>\n<\/figure>\n\n<!-- PATH LENGTH IS THE LEVER -->\n<div class=\"cq-section\">\n<div class=\"cq-section-label\">\u6bd4\u8272\u76bf\u7684\u6c7a\u5b9a<\/div>\n<h2>\u70ba\u4f55\u5149\u7a0b\u662f\u6bd4\u8272\u76bf\u8a2d\u8a08\u8005\u64cd\u63a7\u6717\u4f2f-\u6bd4\u723e\u7684\u69d3\u687f<\/h2>\n\n<p>\u5982\u679c\u4f60\u6539\u4e0d\u4e86 \u03b5\uff08\u5206\u5b50\uff09\u3001\u53c8\u4e0d\u7e3d\u662f\u60f3\u6539 c\uff08\u4f60\u7684\u6a23\u54c1\u539f\u72c0\uff09\uff0c\u4f60\u5728\u5be6\u9a57\u6aaf\u4e0a\u80fd\u64cd\u63a7\u7684\u552f\u4e00\u6717\u4f2f-\u6bd4\u723e\u8b8a\u6578\u662f <strong>L<\/strong> \u2014\u2014\u800c L \u6b63\u597d\u5c31\u662f\u6bd4\u8272\u76bf\u5149\u7a0b\u3002<\/p>\n\n<p>\u540c\u4e00\u6a23\u54c1\u5728\u4e0d\u540c\u6bd4\u8272\u76bf\u88e1\u91cf\u51fa\u4e0d\u540c\u7684\u5438\u5149\u5ea6\u503c\u3002\u4e00\u500b 1 mg\/mL\u3001\u5728 280 nm \u03b5 = 1.0 mL\u00b7mg\u207b\u00b9\u00b7cm\u207b\u00b9 \u7684\u86cb\u767d\u8cea\u7d66\u51fa\uff1a<\/p>\n\n<div class=\"cq-tbl-wrap\">\n<table class=\"cq-tbl cq-od-tbl\">\n<thead><tr><th>\u6bd4\u8272\u76bf\u5149\u7a0b<\/th><th>\u91cf\u5230\u7684\u5438\u5149\u5ea6<\/th><th>\u89e3\u8b80<\/th><\/tr><\/thead>\n<tbody>\n<tr class=\"row-low\"><td>0.1 mm\uff08\u6b21\u6beb\u7c73\u6bd4\u8272\u76bf\uff09<\/td><td>0.01 AU<\/td><td>\u4f4e\u65bc\u96dc\u8a0a\u5e95\u2014\u2014\u4e0d\u597d<\/td><\/tr>\n<tr class=\"row-mid\"><td>1 mm\uff08UPLC \u6d41\u901a\u6c60\uff09<\/td><td>0.10 AU<\/td><td>\u525b\u597d\u9ad8\u65bc\u96dc\u8a0a\u2014\u2014\u5feb\u901f\u91cf\u6e2c\u53ef\u4ee5<\/td><\/tr>\n<tr class=\"row-mid\"><td>10 mm\uff08\u6a19\u6e96\u6bd4\u8272\u76bf\uff09<\/td><td>1.00 AU<\/td><td>\u6709\u6548\u7bc4\u570d\u4e2d\u5fc3\u2014\u2014\u7406\u60f3 \u2705<\/td><\/tr>\n<tr class=\"row-high\"><td>100 mm\uff08\u9577\u5149\u7a0b\u6bd4\u8272\u76bf\uff09<\/td><td>10.0 AU<\/td><td>\u98fd\u548c\u2014\u2014\u8b80\u4e0d\u4e86\u3001\u7a00\u91cb\u6a23\u54c1<\/td><\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n\n<p>\u540c\u4e00\u6a23\u54c1\u3001\u56db\u500b\u4e0d\u540c\u7b54\u6848\u2014\u2014\u5176\u4e2d\u4e09\u500b\u662f\u932f\u7684\u3002\u6bd4\u8272\u76bf\u9078\u64c7 <em>\u5c31\u662f<\/em> \u91cf\u6e2c\u54c1\u8cea\u7684\u6c7a\u5b9a\u3002\u54ea\u500b\u5f85\u6e2c\u7269\u6fc3\u5ea6\u7bc4\u570d\u7528\u54ea\u500b\u6bd4\u8272\u76bf\u5149\u7a0b\u7684\u5be6\u7528\u8868\uff0c\u898b\u6211\u5011\u7684 <a href=\"https:\/\/machinedquartz.com\/zh-hant\/cuvette-path-length-by-analyte\/\">\u4f9d\u5f85\u6e2c\u7269\u5206\u7684\u5149\u7a0b\u9078\u578b\u77e9\u9663<\/a>.<\/p>\n\n<div class=\"cq-example\">\n<div class=\"cq-ex-label\">\u7bc4\u4f8b \u2014 \u7a00\u91cb vs \u63db\u6bd4\u8272\u76bf<\/div>\n<p>\u4f60\u5728 10 mm \u6bd4\u8272\u76bf\u88e1\u91cf\u5230\u4e00\u500b A = 2.4 AU \u7684 UV-Vis \u6a23\u54c1\u3002\u5169\u689d\u901a\u5f80\u6709\u6548\u8b80\u6578\u7684\u8def\uff1a<\/p>\n<p><strong>\u9078\u9805 A \u2014 \u7a00\u91cb 5\u00d7\uff1a<\/strong> A \u964d\u5230 0.48 AU\u3002\u5982\u679c\u4f60\u6709\u591a\u9918\u7684\u6a23\u54c1\u9ad4\u7a4d\u5c31\u7c21\u55ae\uff1b\u6bcf\u6b65\u5f15\u5165 ~2% \u7684\u7a00\u91cb\u8aa4\u5dee\u3002<\/p>\n<p><strong>\u9078\u9805 B \u2014 \u63db 1 mm \u6bd4\u8272\u76bf\uff1a<\/strong> A \u964d\u5230 0.24 AU\u3002\u4e0d\u7a00\u91cb\u3001\u7121\u50b3\u905e\u8aa4\u5dee\u3002\u5b8c\u5168\u540c\u4e00\u6a23\u54c1\u3002<\/p>\n<p>\u5c0d\u5fae\u91cf\u5206\u6790\u3001\u7a00\u7f3a\u6a23\u54c1\uff0c\u6216\u4e0d\u80fd\u64fe\u52d5\u6a23\u54c1\u7684\u52d5\u529b\u5b78\uff0c\u9078\u9805 B \u597d\u5f97\u591a\u3002\u9019\u5c31\u662f\u70ba\u4ec0\u9ebc MachinedQuartz \u5099\u6709 <a href=\"https:\/\/machinedquartz.com\/zh-hant\/sub-millimeter-cuvettes-high-absorbance\/\">\u6b21\u6beb\u7c73\u6bd4\u8272\u76bf<\/a> \uff0c\u6700\u77ed\u5230 0.01 mm \u5149\u7a0b\u3002<\/p>\n<\/div>\n<\/div>\n\n\n<div data-cq-photo-row-marker=\"1\" style=\"margin:36px 0;padding:24px 26px;background:#f8fafc;border-radius:12px;border:1px solid #e2e8f0;\">\n<div style=\"font-size:11px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:#475569;margin-bottom:6px;\">\u5149\u7a0b\u7bc4\u570d\u2014\u2014\u540c\u6a23\u7684 A = \u03b5\u00b7c\u00b7L\u3001\u56db\u652f\u6bd4\u8272\u76bf<\/div>\n<h3 style=\"font-size:18px;font-weight:700;color:#1a2a6c;margin:0 0 16px;line-height:1.3;\">\u6311\u628a A \u653e\u9032\u7dda\u6027\u7bc4\u570d\u7684\u90a3\u652f\u6bd4\u8272\u76bf<\/h3>\n<div style=\"display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:14px;\">\n<a href=\"https:\/\/machinedquartz.com\/product\/quartz-5mm-standard-cuvette-1-75ml-molded-0-01-two-way-light-ptfe-cap-pack-of-two-c052cf2\/\" style=\"display:block;background:#fff;border:1px solid #e2e8f0;border-radius:8px;padding:10px;text-decoration:none;transition:transform 0.15s,box-shadow 0.15s;\" onmouseover=\"this.style.transform='translateY(-2px)';this.style.boxShadow='0 6px 20px rgba(35,58,149,0.12)'\" onmouseout=\"this.style.transform='translateY(0)';this.style.boxShadow='none'\"><div style=\"aspect-ratio:1\/1;background:#fafafa;border-radius:6px;overflow:hidden;display:flex;align-items:center;justify-content:center;margin-bottom:8px;\"><img decoding=\"async\" src=\"https:\/\/machinedquartz.com\/wp-content\/uploads\/2025\/07\/C052CF2-5mm-Standard-Cuvette-1.75ml-Two-way-Light-PTFE-Cap-Pack-of-Two.jpg\" alt=\"Quartz 5mm Standard Cuvette\" loading=\"lazy\" style=\"max-width:100%;max-height:100%;object-fit:contain;\"\/><\/div><div style=\"font-family:monospace;font-size:11px;color:#233a95;font-weight:700;margin-bottom:2px;\">C052CF2<\/div><div style=\"font-size:11px;color:#475569;line-height:1.4;\">\u77f3\u82f1 5mm \u6a19\u6e96\u6bd4\u8272\u76bf<\/div><\/a>\n<a href=\"https:\/\/machinedquartz.com\/product\/quartz-10mm-standard-cuvette-3-5ml-standard-80-five-way-light-ptfe-cap-1pc-ea-c105cs\/\" style=\"display:block;background:#fff;border:1px solid #e2e8f0;border-radius:8px;padding:10px;text-decoration:none;transition:transform 0.15s,box-shadow 0.15s;\" onmouseover=\"this.style.transform='translateY(-2px)';this.style.boxShadow='0 6px 20px rgba(35,58,149,0.12)'\" onmouseout=\"this.style.transform='translateY(0)';this.style.boxShadow='none'\"><div style=\"aspect-ratio:1\/1;background:#fafafa;border-radius:6px;overflow:hidden;display:flex;align-items:center;justify-content:center;margin-bottom:8px;\"><img decoding=\"async\" src=\"https:\/\/machinedquartz.com\/wp-content\/uploads\/2025\/07\/C105CS-10mm-Standard-Cuvette-3.5ml-Five-Way-Light-PTFE-Cap-1pc-ea.jpg\" alt=\"Quartz 10mm Standard Cuvette\" loading=\"lazy\" style=\"max-width:100%;max-height:100%;object-fit:contain;\"\/><\/div><div style=\"font-family:monospace;font-size:11px;color:#233a95;font-weight:700;margin-bottom:2px;\">C105CS<\/div><div style=\"font-size:11px;color:#475569;line-height:1.4;\">\u77f3\u82f1 10mm \u6a19\u6e96\u6bd4\u8272\u76bf<\/div><\/a>\n<a href=\"https:\/\/machinedquartz.com\/product\/quartz-50mm-standard-cuvette-17-5ml-sintered-83-two-way-light-ptfe-cap-1pc-ea-c502cl\/\" style=\"display:block;background:#fff;border:1px solid #e2e8f0;border-radius:8px;padding:10px;text-decoration:none;transition:transform 0.15s,box-shadow 0.15s;\" onmouseover=\"this.style.transform='translateY(-2px)';this.style.boxShadow='0 6px 20px rgba(35,58,149,0.12)'\" onmouseout=\"this.style.transform='translateY(0)';this.style.boxShadow='none'\"><div style=\"aspect-ratio:1\/1;background:#fafafa;border-radius:6px;overflow:hidden;display:flex;align-items:center;justify-content:center;margin-bottom:8px;\"><img decoding=\"async\" src=\"https:\/\/machinedquartz.com\/wp-content\/uploads\/2025\/07\/C502CL-50mm-Standard-Cuvette-17.5ml-Two-way-Light-PTFE-Cap-1pc-ea.jpg\" alt=\"Quartz 10mm Path \/ 50mm Body Large \" loading=\"lazy\" style=\"max-width:100%;max-height:100%;object-fit:contain;\"\/><\/div><div style=\"font-family:monospace;font-size:11px;color:#233a95;font-weight:700;margin-bottom:2px;\">C502CL<\/div><div style=\"font-size:11px;color:#475569;line-height:1.4;\">\u77f3\u82f1 10mm \u5149\u7a0b \/ 50mm \u672c\u9ad4 \u5927 <\/div><\/a>\n<a href=\"https:\/\/machinedquartz.com\/product\/quartz-20mm-standard-cuvette-7ml-molded-83-two-way-light-large-area-transmission-ptfe-cap-1pc-ea-c202ce9\/\" style=\"display:block;background:#fff;border:1px solid #e2e8f0;border-radius:8px;padding:10px;text-decoration:none;transition:transform 0.15s,box-shadow 0.15s;\" onmouseover=\"this.style.transform='translateY(-2px)';this.style.boxShadow='0 6px 20px rgba(35,58,149,0.12)'\" onmouseout=\"this.style.transform='translateY(0)';this.style.boxShadow='none'\"><div style=\"aspect-ratio:1\/1;background:#fafafa;border-radius:6px;overflow:hidden;display:flex;align-items:center;justify-content:center;margin-bottom:8px;\"><img decoding=\"async\" src=\"https:\/\/machinedquartz.com\/wp-content\/uploads\/2025\/07\/C202CE9-20mm-Standard-Cuvette-7ml-Two-way-light-large-area-transmission-PTFE-Cap-1pc-ea.jpg\" alt=\"Quartz 20mm Standard Cuvette\" loading=\"lazy\" style=\"max-width:100%;max-height:100%;object-fit:contain;\"\/><\/div><div style=\"font-family:monospace;font-size:11px;color:#233a95;font-weight:700;margin-bottom:2px;\">C202CE9<\/div><div style=\"font-size:11px;color:#475569;line-height:1.4;\">\u77f3\u82f1 20mm \u6a19\u6e96\u6bd4\u8272\u76bf<\/div><\/a>\n<\/div>\n<p style=\"margin:0;font-size:13px;color:#64748b;line-height:1.55;\">\u540c\u6a23\u54c1\u3001\u540c \u03b5\u3001\u540c c\u2014\u2014\u53ea\u6709 L \u4e0d\u540c\u3002\u9760\u63db\u6bd4\u8272\u76bf\u3001\u800c\u975e\u63db\u5316\u5b78\uff0c\u5f9e\u98fd\u548c\u79fb\u5230\u6709\u96dc\u8a0a\u3002<\/p>\n<\/div>\n\n\n<!-- DEVIATIONS -->\n<div class=\"cq-section\">\n<div class=\"cq-section-label\">\u7576\u5b9a\u5f8b\u5931\u6548\u6642<\/div>\n<h2>\u771f\u5be6\u4e16\u754c\u88e1\u504f\u96e2\u7dda\u6027<\/h2>\n\n<h3>\u9ad8\u5438\u5149\u5ea6\u7684\u96dc\u6563\u5149<\/h3>\n<p>\u96dc\u6563\u5149\u662f\u4efb\u4f55\u6c92\u6709\u6309\u9810\u671f\u7a7f\u904e\u6a23\u54c1\u5c31\u5230\u9054\u5075\u6e2c\u5668\u7684\u5149\u5b50\u2014\u2014\u5f9e\u93e1\u7247\u908a\u7de3\u6563\u5c04\u3001\u6f0f\u904e\u5149\u95cc\uff0c\u6216\u5f9e\u6bd4\u8272\u76bf\u58c1\u53cd\u5c04\u3002\u5728\u5b8c\u7f8e\u8a2d\u8a08\u7684\u5100\u5668\u88e1\u96dc\u6563\u5149 < 0.01%\u3002\u5728\u5178\u578b\u7684\u6aaf\u9762 UV-Vis \u88e1\u662f 0.05\u20130.5%\u3002<\/p>\n\n<p>\u6548\u679c\uff1a\u5728 A = 3.0\uff08\u900f\u904e\u7387 0.1%\uff09\uff0c\u5373\u4f7f 0.05% \u7684\u96dc\u6563\u5149\u4e5f\u8ca2\u737b\u8868\u89c0\u900f\u5c04\u8a0a\u865f\u7684 <em>\u4e00\u534a<\/em> \u2014\u2014\u4f60\u7684\u8b80\u6578\u4e0d\u518d\u662f\u771f\u5be6\u6a23\u54c1\u5438\u5149\u5ea6\u7684\u51fd\u6578\u3002\u6bd4\u8272\u76bf\u4e5f\u53ef\u80fd\u8ca2\u737b\uff1a\u62cb\u5149\u5dee\u6216\u522e\u50b7\u7684\u6bd4\u8272\u76bf\u589e\u52a0\u6a21\u64ec\u96dc\u6563\u5149\u7684\u58c1\u6563\u5c04\u3002<\/p>\n\n<div class=\"cq-pitfall\"><strong>\u7de9\u89e3\uff1a<\/strong> \u7528 Sintered 83 \u6216 Molded 83 \u7b49\u7d1a\u7684\u6bd4\u8272\u76bf\uff08T > 83%\u3001\u5168\u62cb\u5149\u3001\u4f4e\u96dc\u6563\u5149\uff09\u3002\u7528\u5df2\u77e5 OD \u7684\u6a19\u6e96\u54c1\u5728 1.0 \u8207 2.5 AU \u9a57\u8b49\uff1b\u5982\u679c 2.5 AU \u8b80\u6578 < 2.4 AU\uff0c\u4f60\u7684\u96dc\u6563\u5149\u592a\u9ad8\u2014\u2014\u66f4\u63db\u6bd4\u8272\u76bf\u6216\u7a00\u91cb\u6a23\u54c1\u3002<\/div>\n\n<h3>\u591a\u8272\u8f3b\u5c04\u8207\u983b\u5bec\u6548\u61c9<\/h3>\n<p>\u5982\u679c\u4f60\u7684\u5206\u5149\u5149\u5ea6\u8a08\u6709 5 nm \u7684\u72f9\u7e2b\u5bec\u5ea6\u3001\u800c\u4f60\u5728\u91cf\u4e00\u500b\u53ea\u6709 3 nm \u5bec\u7684\u5438\u6536\u5cf0\uff08\u946d\u7cfb\u6216\u904e\u6e21\u91d1\u5c6c\u932f\u5408\u7269\u7684\u5c16\u92b3\u96fb\u5b50\u8e8d\u9077\u5178\u578b\uff09\uff0c\u8868\u89c0\u5438\u5149\u5ea6\u662f\u5728 \u03b5 \u4e0d\u540c\u7684\u6ce2\u9577\u4e0a\u5e73\u5747\u3002\u5cf0\u770b\u8d77\u4f86\u66f4\u5e73\uff0c\u8868\u89c0 \u03b5 \u5728\u9ad8\u6fc3\u5ea6\u4e0b\u964d\u3002<\/p>\n\n<p><strong>\u4fee\u6cd5\uff1a<\/strong> \u628a\u5149\u8b5c\u983b\u5bec\u7e2e\u7a84\u5230\u4f60\u5438\u6536\u5cf0\u81ea\u7136 FWHM \u7684 \u2264 0.1\u00d7\u3002\u591a\u6578\u73fe\u4ee3 UV-Vis \u5100\u5668\u9810\u8a2d 1\u20132 nm\u2014\u2014\u5c0d\u591a\u6578\u5206\u5b50\u5f85\u6e2c\u7269\u8db3\u5920\u3002<\/p>\n\n<h3>\u6eb6\u8cea-\u6eb6\u8cea\u4ea4\u4e92\u4f5c\u7528<\/h3>\n<p>\u8a31\u591a\u5c0f\u6709\u6a5f\u67d3\u6599\u5728 ~10 mM \u4ee5\u4e0a\uff0c\u5206\u5b50\u4e8c\u805a\u6216\u5f62\u6210\u805a\u96c6\u9ad4\u3002\u4e8c\u805a\u9ad4\/\u805a\u96c6\u9ad4\u7684 \u03b5 \u8207\u55ae\u9ad4\u4e0d\u540c\u3002\u8868\u89c0 A \u4ecd\u96a8\u6fc3\u5ea6\u4e0a\u5347\u3001\u4f46\u4e0d\u518d\u7dda\u6027\u2014\u2014\u66f2\u7dda\u8b8a\u5e73\u6216\u51fa\u73fe\u62d0\u6298\u3002<\/p>\n\n<p><strong>\u4fee\u6cd5\uff1a<\/strong> \u4fdd\u6301\u7a00\u3002\u5982\u679c\u4f60\u5fc5\u9808\u91cf\u6fc3\u6a23\u54c1\uff0c\u7528\u66f4\u77ed\u5149\u7a0b\uff08\u6b21\u6beb\u7c73\u6bd4\u8272\u76bf\uff09\uff0c\u8b93\u5373\u4f7f\u6fc3\u5ea6\u9ad8\u3001\u5149\u5b78\u5438\u5149\u5ea6\u4e5f\u964d\u56de\u7dda\u6027\u5340\u3002<\/p>\n\n<h3>\u6298\u5c04\u7387\u8b8a\u5316<\/h3>\n<p>\u6fc3\u6eb6\u6db2\u7684\u6298\u5c04\u7387\u6bd4\u6eb6\u5291\u7a7a\u767d\u9ad8\u3002\u9019\u5fae\u5999\u5730\u6539\u8b8a\u5149\u675f\u5e7e\u4f55\u8207\u6bd4\u8272\u76bf\u5167\u7684\u6709\u6548\u5149\u7a0b\u3002\u5c0d\u591a\u6578\u6fc3\u5ea6\u5230 1 M \u7684\u6c34\u76f8\u6a23\u54c1\u9019\u6548\u61c9 < 1%\uff1b\u5c0d\u6fc3\u6709\u6a5f\u6eb6\u6db2\u6216\u9e7d\u6ef7\u53ef\u9054 5%\u3002<\/p>\n\n<h3>\u87a2\u5149\u767c\u5c04\u91cd\u758a<\/h3>\n<p>\u5982\u679c\u4f60\u7684\u5f85\u6e2c\u7269\u5728\u5438\u6536\u91cf\u6e2c\u9644\u8fd1\u7684\u6ce2\u9577\u767c\u87a2\u5149\uff0c\u90e8\u5206\u767c\u5c04\u5149\u5b50\u5230\u9054\u5075\u6e2c\u5668\u3001\u964d\u4f4e\u8868\u89c0\u5438\u5149\u5ea6\u3002\u87a2\u5149\u7d20\u3001\u7f85\u4e39\u660e\u8207\u8a31\u591a\u85e5\u7269\u5316\u5408\u7269\u5e38\u898b\u3002<\/p>\n\n<p><strong>\u4fee\u6cd5\uff1a<\/strong> \u7528\u7a84\u63a5\u53d7\u89d2\u7684\u5075\u6e2c\u5668\uff0c\u6216\u5728\u767c\u5c04\u5e36\u4e4b\u5916\u7684\u6ce2\u9577\u91cf\u6e2c\u3002\u5c08\u9580\u7684\u87a2\u5149\u5b9a\u91cf\uff0c\u7528\u56db\u9762\u87a2\u5149\u6bd4\u8272\u76bf\u2014\u2014\u898b\u6211\u5011\u7684 <a href=\"https:\/\/machinedquartz.com\/zh-hant\/fluorescence-cuvette-guide\/\">\u87a2\u5149\u6bd4\u8272\u76bf\u6307\u5357<\/a>.<\/p>\n<\/div>\n\n<!-- OD MEASUREMENT BEST PRACTICE -->\n<div class=\"cq-section\">\n<div class=\"cq-section-label\">OD \u91cf\u6e2c\u6700\u4f73\u505a\u6cd5<\/div>\n<h2>\u5982\u4f55\u505a\u4e00\u500b\u7ad9\u5f97\u4f4f\u8173\u7684 OD \u91cf\u6e2c<\/h2>\n\n<p>\u300cOD\u300d\uff08\u5149\u5bc6\u5ea6\uff09\u5728 UV-Vis \u5149\u8b5c\u88e1\u529f\u80fd\u4e0a\u8207\u5438\u5149\u5ea6\uff08A\uff09\u540c\u7fa9\uff1aOD = \u2212log\u2081\u2080(T)\u3002\u4e00\u500b\u4e7e\u6de8\u7684 OD \u91cf\u6e2c\u9700\u8981\u4e09\u500b\u7d00\u5f8b\u8981\u9ede\uff1a<\/p>\n\n<ol>\n<li><strong>\u6c38\u9060\u7528\u540c\u4e00\u652f\u6bd4\u8272\u76bf\u3001\u540c\u4e00\u6eb6\u5291\u6b78\u96f6\u3002<\/strong> \u53ef\u80fd\u7684\u8a71\u7528\u914d\u5c0d\u7d44\u2014\u2014\u5169\u652f\u5f9e\u540c\u4e00\u576f\u6599\u7814\u78e8\u3001\u672c\u5fb5\u5dee\u7570 \u00b10.005 AU \u7684\u6bd4\u8272\u76bf\u3002\u5982\u679c\u53ea\u6709\u4e00\u652f\u53ef\u7528\uff0c\u5c31\u5728\u90a3\u652f\u88e1\u6b78\u96f6\u3001\u518d\u4e0d\u5f9e\u5ea7\u88e1\u53d6\u51fa\u5730\u5012\u7a7a\u4e26\u91cd\u586b\u6a23\u54c1\u3002\u898b <a href=\"https:\/\/machinedquartz.com\/zh-hant\/uv-vis-troubleshooting-guide\/\">UV-Vis \u7591\u96e3\u6392\u89e3<\/a> \u4e86\u89e3\u6bd4\u8272\u76bf\u9593\u504f\u79fb\u7684\u6821\u6b63\u3002<\/li>\n<li><strong>\u5728 \u03bb_max \u91cf\u6e2c\u4ee5\u5f97\u6700\u9ad8\u9748\u654f\u5ea6\u3002<\/strong> \u03b5 \u4f9d\u5b9a\u7fa9\u5728\u5438\u6536\u5cf0\u6700\u5927\u3002\u5728\u80a9\u90e8\u91cf\u6e2c\u7d66\u51fa\u8f03\u5c0f\u7684\u8a0a\u865f\u8207\u66f4\u591a\u983b\u5bec\u76f8\u95dc\u7684\u8aa4\u5dee\u3002<\/li>\n<li><strong>\u6253\u5728\u7dda\u6027\u7bc4\u570d\u7684\u4e2d\u5fc3\u3002<\/strong> \u7784\u6e96 0.3 \u2264 A \u2264 1.0\u3002\u5982\u679c\u4f60\u7684\u6a23\u54c1\u8b80\u5728\u9019\u7bc4\u570d\u4e4b\u5916\uff0c\u5c31\u7a00\u91cb\uff08\u6216\u6fc3\u7e2e\uff09\u6a23\u54c1\u3001\u6216\u63db\u5149\u7a0b\u3002\u5225\u56e0\u70ba\u300c\u6578\u5b78\u9084\u6210\u7acb\u300d\u5c31\u63a5\u53d7 2.5 AU \u7684\u8b80\u6578\u2014\u2014\u6578\u5b78\u4e0d\u6210\u7acb\uff1b\u96dc\u6563\u5149\u6c59\u67d3\u4e86\u8b80\u6578\u3002<\/li>\n<\/ol>\n\n<h3>\u5b9a\u91cf vs \u5075\u6e2c<\/h3>\n<p>\u5b9a\u91cf\u6642\uff0c\u5728\u540c\u4e00\u652f\u6bd4\u8272\u76bf\u88e1\u8de8 A = 0.1 \u2192 1.0 \u8dd1\u4e94\u9ede\u6a19\u6e96\u66f2\u7dda\u3001\u9a57\u8b49 R\u00b2 > 0.999\u3002\u5075\u6e2c\/\u5b9a\u6027\u5de5\u4f5c\uff0c\u5728\u9810\u671f\u6fc3\u5ea6\u7684\u55ae\u4e00\u9ede\u5c31\u5920\u3002\u6c38\u9060\u8a3b\u660e\u4f60\u5728\u54ea\u500b\u6a21\u5f0f\u3002<\/p>\n<\/div>\n\n<!-- CTA -->\n<div class=\"cq-cta\">\n <h3>\u9700\u8981\u5ba2\u88fd\u5149\u7a0b\u628a\u4f60\u7684\u6a23\u54c1\u653e\u9032\u7dda\u6027\u7bc4\u570d\uff1f<\/h3>\n <p>MachinedQuartz \u88fd\u4f5c\u5f9e 0.01 mm \u5230 100 mm \u5149\u7a0b\u7684\u6bd4\u8272\u76bf\uff0c\u5ba2\u88fd\u5e7e\u4f55 4\u20136 \u9031\u51fa\u8ca8\u3002<\/p>\n <a class=\"cq-btn\" href=\"https:\/\/machinedquartz.com\/contact\/\">\u7d22\u53d6\u5ba2\u88fd\u5831\u50f9<\/a>\n <a class=\"cq-btn cq-btn-2\" href=\"https:\/\/machinedquartz.com\/zh-hant\/cuvette-path-length-by-analyte\/\">\u4f9d\u5f85\u6e2c\u7269\u5206\u7684\u5149\u7a0b\u5de5\u5177<\/a>\n<\/div>\n\n<!-- FAQ -->\n<div class=\"cq-section\">\n<div class=\"cq-section-label\">\u5e38\u898b\u554f\u984c<\/div>\n<h2>\u5e38\u898b\u554f\u984c<\/h2>\n\n<div class=\"cq-faq-item\">\n <div class=\"cq-faq-q\">\u7528\u4e00\u53e5\u8a71\u8b1b\u6717\u4f2f-\u6bd4\u723e\u5b9a\u5f8b\u662f\u4ec0\u9ebc\uff1f<\/div>\n <div class=\"cq-faq-a\"><p>\u6717\u4f2f-\u6bd4\u723e\u5b9a\u5f8b\u6307\u51fa\uff0c\u6a23\u54c1\u7684\u5438\u5149\u5ea6\u7b49\u65bc\u5f85\u6e2c\u7269\u7684\u83ab\u8033\u5438\u5149\u4fc2\u6578\u3001\u5176\u6fc3\u5ea6\uff0c\u8207\u901a\u904e\u6a23\u54c1\u7684\u5149\u5b78\u5149\u7a0b\u7684\u4e58\u7a4d\uff08A = \u03b5 \u00b7 c \u00b7 L\uff09\uff0c\u5c0d\u7a00\u7684\u3001\u4e0d\u6563\u5c04\u7684\u6eb6\u6db2\u5728 0.1\u20131.0 \u5438\u5149\u5ea6\u7bc4\u570d\u5167\u6e96\u78ba\u6210\u7acb\u3002<\/p><\/div>\n<\/div>\n\n<div class=\"cq-faq-item\">\n <div class=\"cq-faq-q\">\u6717\u4f2f-\u6bd4\u723e\u5b9a\u5f8b\u8207\u6bd4\u723e-\u5e03\u683c-\u6717\u4f2f\u5b9a\u5f8b\u4e00\u6a23\u55ce\uff1f<\/div>\n <div class=\"cq-faq-a\"><p>\u662f\u2014\u2014\u9019\u4e9b\u662f\u540c\u4e00\u689d\u65b9\u7a0b\u5f0f\u4e0d\u540c\u7684\u6b77\u53f2\u547d\u540d\u6163\u4f8b\u3002 <a href=\"https:\/\/goldbook.iupac.org\/terms\/view\/B00626\" target=\"_blank\" rel=\"noopener\">Pierre Bouguer \u5728 1729 \u5e74\u63cf\u8ff0\u4e86\u5149\u7a0b\u4f9d\u8cf4\u6027<\/a>\uff1bJohann Lambert \u5728 1760 \u5e74\u52a0\u4ee5\u7cbe\u7149\uff1bAugust Beer \u5728 1852 \u5e74\u52a0\u5165\u6fc3\u5ea6\u95dc\u4fc2\u3002\u73fe\u4ee3\u7528\u6cd5\u628a\u9019\u4e09\u500b\u540d\u5b57\u90fd\u7576\u540c\u7fa9\u8a5e\uff1b\u300c\u6717\u4f2f-\u6bd4\u723e\u5b9a\u5f8b\u300d\u662f\u6700\u5e38\u898b\u7684\u7c21\u7a31\u3002<\/p><\/div>\n<\/div>\n\n<div class=\"cq-faq-item\">\n <div class=\"cq-faq-q\">\u5438\u5149\u5ea6\u8207 OD \u6709\u4ec0\u9ebc\u5dee\u5225\uff1f<\/div>\n <div class=\"cq-faq-a\"><p>\u5728 UV-Vis \u5149\u8b5c\u88e1\uff0c\u5438\u5149\u5ea6\uff08A\uff09\u8207\u5149\u5bc6\u5ea6\uff08OD\uff09\u53ef\u4e92\u63db\u2014\u2014\u5169\u8005\u90fd\u7b49\u65bc\u5206\u6578\u900f\u904e\u7387\u7684 \u2212log\u2081\u2080\u3002\u300cOD\u300d\u5728\u751f\u7269\u8207\u751f\u5316\u8f03\u5e38\u898b\uff1b\u300c\u5438\u5149\u5ea6\u300d\u662f\u6b63\u5f0f\u7684 IUPAC \u8853\u8a9e\u3002\u5169\u8005\u90fd\u7121\u55ae\u4f4d\u3002<\/p><\/div>\n<\/div>\n\n<div class=\"cq-faq-item\">\n <div class=\"cq-faq-q\">\u6717\u4f2f-\u6bd4\u723e\u5b9a\u5f8b\u5728\u4ec0\u9ebc\u5438\u5149\u5ea6\u5931\u6548\uff1f<\/div>\n <div class=\"cq-faq-a\"><p>\u5728\u591a\u6578\u73fe\u4ee3\u5100\u5668\u88e1\uff0c\u9019\u5b9a\u5f8b\u5230\u7d04 A = 1.0 \u90fd\u7dad\u6301\u5728 \u00b12% \u5167\u6e96\u78ba\u3002\u5f9e A = 1.0 \u5230 2.0\uff0c\u504f\u5dee\u589e\u5230 5\u201310%\uff0c\u4e3b\u8981\u4f86\u81ea\u96dc\u6563\u5149\u3002A = 2.0 \u4ee5\u4e0a\uff0c\u504f\u5dee\u8b8a\u56b4\u91cd\u3001\u4e0d\u53ef\u9760\u3002\u5b9a\u91cf\u5de5\u4f5c\u6c38\u9060\u5728 A < 1.5 \u505a\uff1b\u7406\u60f3\u7784\u6e96 A = 0.3\u20131.0\u3002<\/p><\/div>\n<\/div>\n\n<div class=\"cq-faq-item\">\n <div class=\"cq-faq-q\">\u6bd4\u8272\u76bf\u5149\u7a0b\u5982\u4f55\u5f71\u97ff\u6717\u4f2f-\u6bd4\u723e\u91cf\u6e2c\uff1f<\/div>\n <div class=\"cq-faq-a\"><p>\u5149\u7a0b\uff08L\uff09\u662f A = \u03b5 \u00b7 c \u00b7 L \u88e1\u4f7f\u7528\u8005\u80fd\u7368\u7acb\u65bc\u6a23\u54c1\u6539\u8b8a\u7684\u552f\u4e00\u8b8a\u6578\u3002\u5728\u56fa\u5b9a\u6fc3\u5ea6\u4e0b\u5149\u7a0b\u52a0\u500d\u3001\u5438\u5149\u5ea6\u52a0\u500d\u3002\u8981\u628a\u904e\u9ad8\u7684\u8b80\u6578\u5e36\u9032\u7dda\u6027\u7bc4\u570d\uff0c\u7528\u66f4\u77ed\u7684\u6bd4\u8272\u76bf\uff08\u4f8b\u5982 1 mm \u53d6\u4ee3 10 mm\uff09\u3002\u8981\u63d0\u5347\u5f31\u8a0a\u865f\uff0c\u7528\u66f4\u9577\u7684\u6bd4\u8272\u76bf\uff08\u4f8b\u5982 50 \u6216 100 mm\uff09\u2014\u2014\u4e0d\u904e\u9019\u9700\u8981\u66f4\u591a\u6a23\u54c1\u9ad4\u7a4d\u3002<\/p><\/div>\n<\/div>\n\n<div class=\"cq-faq-item\">\n <div class=\"cq-faq-q\">\u4ec0\u9ebc\u662f\u83ab\u8033\u5438\u5149\u4fc2\u6578 \u03b5\uff1f<\/div>\n <div class=\"cq-faq-a\"><p>\u83ab\u8033\u5438\u5149\u4fc2\u6578\uff08\u4e5f\u53eb\u6d88\u5149\u4fc2\u6578\uff09\u662f\u4e00\u500b\u5316\u5408\u7269\u5728\u7279\u5b9a\u6ce2\u9577\u8207\u6eb6\u5291\u4e0b\u7684\u672c\u5fb5\u6027\u8cea\u3002\u55ae\u4f4d\uff1aL\u00b7mol\u207b\u00b9\u00b7cm\u207b\u00b9\u3002\u5b83\u91cf\u5316\u5316\u5408\u7269\u5438\u5149\u7684\u5f37\u5f31\u3002\u5e38\u898b\u503c\u5f9e ~10\uff08\u904e\u6e21\u91d1\u5c6c\u932f\u5408\u7269\u7684\u5f31\u8e8d\u9077\uff09\u5230 > 100,000\uff08\u5171\u8edb\u67d3\u6599\u7684\u5f37\u70c8 \u03c0-\u03c0* \u8e8d\u9077\uff09\u3002\u70ba\u4f60\u5177\u9ad4\u7684\u5206\u5b50\u8207\u6ce2\u9577\u5f9e\u6587\u737b\u67e5\u627e\u3002<\/p><\/div>\n<\/div>\n\n<div class=\"cq-faq-item\">\n <div class=\"cq-faq-q\">\u6211\u80fd\u628a\u6717\u4f2f-\u6bd4\u723e\u5b9a\u5f8b\u7528\u65bc\u87a2\u5149\u55ce\uff1f<\/div>\n <div class=\"cq-faq-a\"><p>\u4e0d\u80fd\u76f4\u63a5\u7528\u3002\u87a2\u5149\u767c\u5c04\u5f37\u5ea6\u9075\u5faa\u4e00\u500b\u985e\u4f3c\u4f46\u4e0d\u540c\u7684\u95dc\u4fc2\uff08\u4f4e\u5438\u5149\u5ea6\u6642 F \u221d I\u2080 \u00b7 \u03b5 \u00b7 c \u00b7 L \u00b7 \u03a6\uff09\uff0c\u5176\u4e2d \u03a6 \u662f\u91cf\u5b50\u7522\u7387\u3002\u6717\u4f2f-\u6bd4\u723e\u7ba1\u5438\u6536\u9019\u4e00\u6b65\uff1b\u87a2\u5149\u9019\u4e00\u6b65\u52a0\u4e0a\u4e00\u500b\u7368\u7acb\u7684\u6548\u7387\u9805\u3002\u87a2\u5149\u5b9a\u91cf\uff0c\u7528\u56db\u9762\u62cb\u5149\u6bd4\u8272\u76bf\u3001\u5728\u767c\u5c04\u6700\u5927\u503c\u91cf\u6e2c\u3002<\/p><\/div>\n<\/div>\n\n<div class=\"cq-faq-item\">\n <div class=\"cq-faq-q\">\u70ba\u4ec0\u9ebc\u6211\u7684\u5438\u5149\u5ea6\u8b80\u6578\u96a8\u6642\u9593\u6f02\u79fb\uff1f<\/div>\n <div class=\"cq-faq-a\"><p>\u5e38\u898b\u539f\u56e0\uff1a(1) \u6a23\u54c1\u56de\u6eab\u6642\u6bd4\u8272\u76bf\u88e1\u5f62\u6210\u6c23\u6ce1\u2014\u2014\u628a\u6a23\u54c1\u9664\u6c23\uff1b(2) \u5f85\u6e2c\u7269\u5728\u91cf\u6e2c\u5149\u675f\u4e0b\u5149\u964d\u89e3\u2014\u2014\u628a\u5149\u675f\u66dd\u9732\u964d\u5230\u6700\u4f4e\u6216\u7528\u52d5\u529b\u5b78\u6a21\u5f0f\uff1b(3) \u71c8\u5728\u9810\u71b1\u2014\u2014\u7cbe\u5bc6\u91cf\u6e2c\u524d\u8b93\u5100\u5668\u904b\u8f49 30 \u5206\u9418\uff1b(4) \u6bd4\u8272\u76bf\u6c59\u67d3\u2014\u2014\u7528\u4e00\u4efd\u65b0\u7684\u6eb6\u5291\u91cd\u65b0\u6b78\u96f6\u3002\u898b\u6211\u5011\u7684 <a href=\"https:\/\/machinedquartz.com\/zh-hant\/uv-vis-troubleshooting-guide\/\">UV-Vis \u7591\u96e3\u6392\u89e3\u6307\u5357<\/a> \u4e86\u89e3\u5b8c\u6574\u8a3a\u65b7\u6d41\u7a0b\u3002<\/p><\/div>\n<\/div>\n\n<\/div>\n\n<div class=\"cq-cta\" style=\"margin-top: 50px;\">\n <h3>\u95b1\u8b80\u76f8\u95dc\u5167\u5bb9<\/h3>\n <p>\u628a\u672c\u6307\u5357\u8207\u6211\u5011\u7684\u4f9d\u5f85\u6e2c\u7269\u5206\u7684\u5149\u7a0b\u77e9\u9663\u53ca\u6bd4\u8272\u76bf\u9078\u578b\u6307\u5357\u642d\u914d\uff0c\u4ee5\u6c42\u5b8c\u6574\u6db5\u84cb\u3002<\/p>\n <a class=\"cq-btn\" href=\"https:\/\/machinedquartz.com\/zh-hant\/cuvette-selection-guide\/\">\u6bd4\u8272\u76bf\u9078\u578b\u6307\u5357<\/a>\n <a class=\"cq-btn cq-btn-2\" href=\"https:\/\/machinedquartz.com\/zh-hant\/cuvette-path-length-by-analyte\/\">\u4f9d\u5f85\u6e2c\u7269\u5206\u7684\u5149\u7a0b<\/a>\n<\/div>\n\n<\/div>\n\n<script>\ndocument.querySelectorAll('.cq-faq-q').forEach(function(q) {\n q.addEventListener('click', function() {\n  var item = this.closest('.cq-faq-item');\n  var isOpen = item.classList.contains('open');\n  document.querySelectorAll('.cq-faq-item').forEach(function(i){ i.classList.remove('open'); });\n  if (!isOpen) item.classList.add('open');\n });\n});\n<\/script>\n\n<script type=\"application\/ld+json\">{\"@context\": \"https:\/\/schema.org\", \"@type\": \"Article\", \"headline\": \"Beer-Lambert Law and Cuvette Selection: A Practical Guide\", \"description\": \"Practical guide to the Beer-Lambert law (A = \u03b5\u00b7c\u00b7L) and how cuvette path length determines measurement validity. Covers valid absorbance range, deviations, stray light, and OD measurement best practices.\", \"datePublished\": \"2026-04-11\", \"dateModified\": \"2026-04-13\", \"author\": {\"@type\": \"Organization\", \"name\": \"MachinedQuartz\"}, \"publisher\": {\"@type\": \"Organization\", \"name\": \"MachinedQuartz\", \"url\": \"https:\/\/machinedquartz.com\"}, \"mainEntityOfPage\": \"https:\/\/machinedquartz.com\/zh-hant\/beer-lambert-law-cuvette-selection\/\", \"about\": [{\"@type\": \"Thing\", \"name\": \"\u6717\u4f2f-\u6bd4\u723e\u5b9a\u5f8b\"}, {\"@type\": \"Thing\", \"name\": \"UV-Vis spectroscopy\"}, {\"@type\": \"Thing\", \"name\": \"Optical density\"}, {\"@type\": \"Thing\", \"name\": \"Quartz cuvette\"}], \"inLanguage\": \"zh-Hant\"}<\/script>\n\n<script type=\"application\/ld+json\">{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"\u7528\u4e00\u53e5\u8a71\u8b1b\u6717\u4f2f-\u6bd4\u723e\u5b9a\u5f8b\u662f\u4ec0\u9ebc\uff1f\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The Beer-Lambert law states that absorbance equals molar absorptivity times concentration times path length (A = \u03b5 \u00b7 c \u00b7 L), accurate for dilute non-scattering solutions in the 0.1\u20131.0 absorbance range.\"}}, {\"@type\": \"Question\", \"name\": \"\u6717\u4f2f-\u6bd4\u723e\u5b9a\u5f8b\u8207\u6bd4\u723e-\u5e03\u683c-\u6717\u4f2f\u5b9a\u5f8b\u4e00\u6a23\u55ce\uff1f\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes \u2014 different historical naming conventions for the same equation. Bouguer 1729, Lambert 1760, Beer 1852. 'Beer-Lambert law' is the common short form.\"}}, {\"@type\": \"Question\", \"name\": \"\u5438\u5149\u5ea6\u8207 OD \u6709\u4ec0\u9ebc\u5dee\u5225\uff1f\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"In UV-Vis spectroscopy, absorbance (A) and optical density (OD) are interchangeable \u2014 both equal \u2212log\u2081\u2080 of fractional transmittance. 'OD' is more common in biology; 'absorbance' is the IUPAC term.\"}}, {\"@type\": \"Question\", \"name\": \"\u6717\u4f2f-\u6bd4\u723e\u5b9a\u5f8b\u5728\u4ec0\u9ebc\u5438\u5149\u5ea6\u5931\u6548\uff1f\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Within \u00b12% up to A = 1.0 in modern instruments. From A = 1.0 to 2.0 deviations grow to 5\u201310% from stray light. Above A = 2.0 readings become unreliable. Aim for A = 0.3\u20131.0 for quantitative work.\"}}, {\"@type\": \"Question\", \"name\": \"\u6bd4\u8272\u76bf\u5149\u7a0b\u5982\u4f55\u5f71\u97ff\u6717\u4f2f-\u6bd4\u723e\u91cf\u6e2c\uff1f\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Path length (L) is the variable users can change independent of the sample. Doubling L doubles absorbance. Use shorter cuvettes (1 mm) for high-OD samples; longer cuvettes (50\u2013100 mm) for trace analytes.\"}}, {\"@type\": \"Question\", \"name\": \"\u4ec0\u9ebc\u662f\u83ab\u8033\u5438\u5149\u4fc2\u6578 \u03b5\uff1f\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Molar absorptivity (extinction coefficient) is an intrinsic property of a compound at a specific wavelength. Units: L\u00b7mol\u207b\u00b9\u00b7cm\u207b\u00b9. Range: ~10 for weak transitions to >100,000 for intense \u03c0-\u03c0* transitions.\"}}, {\"@type\": \"Question\", \"name\": \"\u6211\u80fd\u628a\u6717\u4f2f-\u6bd4\u723e\u5b9a\u5f8b\u7528\u65bc\u87a2\u5149\u55ce\uff1f\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Not directly. Fluorescence follows F \u221d I\u2080 \u00b7 \u03b5 \u00b7 c \u00b7 L \u00b7 \u03a6 where \u03a6 is quantum yield. Beer-Lambert governs absorption; fluorescence adds an emission efficiency term. Use a 4-sided fluorescence cuvette.\"}}, {\"@type\": \"Question\", \"name\": \"\u70ba\u4ec0\u9ebc\u6211\u7684\u5438\u5149\u5ea6\u8b80\u6578\u96a8\u6642\u9593\u6f02\u79fb\uff1f\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Common causes: bubbles in cuvette (degas sample), photodegradation under beam, lamp warm-up (allow 30 min), cuvette contamination (re-blank). See UV-Vis troubleshooting for full diagnostic flow.\"}}], \"inLanguage\": \"zh-Hant\"}<\/script>\n\n\n","protected":false},"excerpt":{"rendered":"<p>\u6bcf\u500b\u5b9a\u91cf UV-Vis \u91cf\u6e2c\u80cc\u5f8c\u7684\u90a3\u4e00\u689d\u65b9\u7a0b\u5f0f A=\u03b5cL\u2014\u2014\u4ee5\u53ca\u6c7a\u5b9a\u4f60\u7684\u8b80\u6578\u662f\u5426\u843d\u5728\u6709\u6548\u7bc4\u570d\u5167\u7684\u6bd4\u8272\u76bf\u9078\u64c7\u3002\u6709\u6548\u7bc4\u570d\u3001\u504f\u5dee\u3001OD \u91cf\u6e2c\u6700\u4f73\u505a\u6cd5\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1568,1571,1569],"tags":[],"class_list":["post-98677","post","type-post","status-publish","format-standard","hentry","category-all-posts-zh","category-material-fabrication-zh","category-quartz-zh"],"_links":{"self":[{"href":"https:\/\/machinedquartz.com\/zh-hant\/wp-json\/wp\/v2\/posts\/98677","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/machinedquartz.com\/zh-hant\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/machinedquartz.com\/zh-hant\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/machinedquartz.com\/zh-hant\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/machinedquartz.com\/zh-hant\/wp-json\/wp\/v2\/comments?post=98677"}],"version-history":[{"count":1,"href":"https:\/\/machinedquartz.com\/zh-hant\/wp-json\/wp\/v2\/posts\/98677\/revisions"}],"predecessor-version":[{"id":98731,"href":"https:\/\/machinedquartz.com\/zh-hant\/wp-json\/wp\/v2\/posts\/98677\/revisions\/98731"}],"wp:attachment":[{"href":"https:\/\/machinedquartz.com\/zh-hant\/wp-json\/wp\/v2\/media?parent=98677"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/machinedquartz.com\/zh-hant\/wp-json\/wp\/v2\/categories?post=98677"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/machinedquartz.com\/zh-hant\/wp-json\/wp\/v2\/tags?post=98677"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}