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Specifications

Sensidyne Tube 122SA — Specifications
Measuring range1.0-4.0 % 0.01-1.8 %
Number of pump strokes1/2 (50mr) 1 (100mr)
Sampling time1.5 minutes/1 pump stroke
Detectable limit50 ppm
Shelf life3 years
Operating temperature0 – 40 °C
Colour changeOrange → Dark brown
Reaction principlePotassium dichomate is reduced