(MQQFL078) Quartz Rectangular Sample Cell, 1 mm path, 20 µL nominal capacity, Funnel-Shaped End Openings
Description
MQQFL078 is a JGS1 quartz rectangular sample cell for fluorescence setups that use a narrow, visible sample channel. It combines a 1 mm optical path, Four-Way Light geometry and a 20 µL nominal capacity, with funnel-shaped openings at both ends for direct access to the channel.
- Path Length
- 1 mm
- Sample Volume (Nominal)
- 20 µL
- Opening Configuration
- Open at Both Ends
Selection Specifications
| Product Kind | Flow Cell |
|---|---|
| Cell Type | Flow Cell |
| Measurement Mode | Fluorescence Spectroscopy |
| Path Length | 1 mm |
| Light Transmission Configuration | Four-Way Light |
| Wavelength Range — Lower Limit | 200 nm |
| Wavelength Range — Upper Limit | 2500 nm |
| Sample Volume (Nominal) | 20 µL |
| External Dimensions | 5 × 5 × 20 mm |
| Cell Body Dimensions | 5 × 5 × 20 mm |
| External Dimensions Scope | Body Only |
| Body Height | 20 mm |
| Internal Dimensions | 1 × 1 × 20 mm |
| Material | Quartz |
| Material Grade | JGS1 |
| Fabrication Method | Molded 83 |
| Opening Configuration | Open at Both Ends |
| Pack Quantity | 1 Piece |
| Package Contents | 1 × Quartz Rectangular Sample Cell |
Choose this option
Choose MQQFL078 when your method is built around a long, slim sample region rather than a wider chamber. The open-ended funnel geometry makes end filling straightforward, while the four optical sides help when the measurement layout needs optical access from more than one direction.
What makes this option different
- 1 mm optical path in a narrow rectangular channel for short-path fluorescence work.
- 20 µL nominal capacity with a 1 × 1 × 20 mm internal channel.
- Four-Way Light configuration provides optical access from four sides of the cell body.
- Funnel-shaped openings at both ends help with direct filling and visual inspection of the channel.
Structure and dimensions

Using this cell
The sample channel runs between the two open funnel ends. Fill slowly so the narrow channel wets evenly, then check the illuminated region before measurement. In a flowing arrangement, support the assembly around the cell body and keep the optical faces clean and dry.
The 20 µL value is the nominal chamber capacity. It is not a stated minimum working volume, so your filling method should fully cover the beam path without leaving bubbles in the channel.
No pressure limit is stated for this SKU. If you plan to use it in a pressurized setup, review the operating conditions before use.
First-use check
- Inspect the optical faces and both end openings for chips, residue or contamination.
- Fill with a suitable blank and confirm that the full illuminated channel is free of trapped air.
- Use the same orientation for blank and sample measurements.
Fit and optical alignment
View the English selection reference. Also available in the product gallery.
The optical body is 5 × 5 × 20 mm, and these dimensions apply to the body only. Check holder clearance, beam position and the space needed for end access separately, especially if your fixture surrounds the sample region closely.
Z Height is not listed for this SKU. Where beam-center position is critical, match the cell to your actual holder or instrument geometry rather than assuming fit from the body size alone.

Solvents and cleaning
This cell is listed as Molded 83. This fabrication type is commonly chosen for organic-solvent methods and applications that may involve heating, but exact chemical limits for this SKU are not stated here.
Do not use hydrofluoric acid with quartz. Avoid hot strong alkalis and abrasive cleaning materials. Clean the exterior optical faces gently with non-abrasive optical tissue or another suitable lint-free material.
Included with this option
1 Quartz Rectangular Sample Cell. The listed price is for 1 piece.
Availability and ordering
Order this specification directly, or contact us to check current availability and dispatch timing. If temporarily unavailable, additional preparation or production time may be needed. For a required delivery date, contact us before checkout; preparation or production is separate from carrier transit and customs clearance.
Discuss a custom version
We coordinate custom JGS1 quartz production for changes to path length, channel dimensions, body size, optical windows, Z Height and related connection details. Send a dimensioned drawing or labelled sketch together with your holder information, sample conditions and required quantity.
Send a product-selection enquiry with SKU MQQFL078 if you need a different channel geometry or a custom flow-cell layout.
Design notes for this configuration: Funnel-End Micro Quartz Cell: Connecting an Expanded Opening to a Small Channel
Additional information
| Weight | 80 g |
|---|
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