29B-Q Style Quartz Cell semi-micro stopper, Black Absorbance

Quartz cells have excellent transmission from 170nm - 2700nm and excellent chemical resistance as well. This cell has black quartz sides and clear ends for reducing stray light in absorbance measurements. The external dimensions are 12.5mm x 12.5mm x 45mm for the 1,5 and 10mm pathlength cells. Detailed dimensions and volumes can be found for all pathlengths by clicking the link below 



Description:Semi-Micro Spectrophotometer Cells, with stopper
Physical Configuration: Walls parallel to the light path thickened, sample chamber is 4mm wide. Walls parallel to the light beam are black masked for improved sensitivity.
Primary use: Absorbtion measurement using reduced volume
Clear windows: Two
Instrument: Can be used with spectrophotometers and colorimeters
Pathlengths available: 5, 10, 20, 40, 50mm
Most commonly used path length: 10mm
Cell top: PTFE stopper in "ground type" joint. Liquid tight for up to 12 hours
Usage note: Thick base (29B/9) can not be used with instruments having a Z dimension of 8.5mm

 

Window material: Spectrosil® Quartz or equivalent, useable range: 170 to 2700nm
Starna Path Exterior Interior Base Nominal Number
Catalogue Length Width Length Height Width Length Thickness Volume Polished
Number mm mm mm mm mm mm mm ml Windows
29B-Q-5 5 12.5 7.5 48 4 5 2.5 0.700 2
29B-Q-10 10 12.5 12.5 48 4 10 2.5 1.400 2
29B9-Q-10 10 12.5 12.5 48 4 10 9 1.160 2
29B-Q-20 20 12.5 22.5 48 4 20 2.5 2.800 2
29B-Q-40 40 12.5 42.5 48 4 40 2.5 5.600 2
29B-Q-50 50 12.5 52.5 48 4 50 2.5 7.000 2

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quartz cuvette semi micro self masking
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  • Item #: 29B-Q
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Price $262.65
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