- Please fix the quantity error in (MQP330) Quartz Disc, Round, Diameter: φ25mm, Thick: 2mm, Type 1 Quartz, 190-2500nm, (MQC376) Quartz Capillary Tubes (Square), Outer Dim.: 1x1mm, Inner Dim.: 0.2×0.2mm, Length: 25mm, (MQC470) Quartz Capillary Tubes (Rectangular), O.D.: 1.1×0.5mm, I.D.: 0.8×0.3mm, Length: 50mm, (MQC396) Quartz Capillary Tubes (Outer Rectangular Inner Round), O.D.: 1.5×1.05mm, I.D.: 0.53mm, Length: 100mm products