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Specifications

Sensidyne Tube 157SB — Specifications
Measuring range2-80 ppm 1-25 ppm 0.4-10 ppm
Number of pump strokes1(100mL) 2(200mL) 4(400mL)
Sampling time1.5 minutes/1 pump stroke
Detectable limit0.2 ppm (400mL)
Shelf life3 years (Necessary to store in a refrigerated place; 0–10°C)
Operating temperature0 – 40°C
Colour changeWhite → Yellow
Reaction principleBy decomposing with an Oxidizer, Bromine is produced. Bromine reacts with o-Toluidine and