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20 ppm hydrogen sulfide result in a reading of 2 ppm
diesel fuel and furfuryl alcohol are indicated with a yellowish brown discoloration
either shorten or prevent the color change
Fast Acting
acetone and ethyl acetate do not disturb the discoloration in the range of TLV-values
Pyridine 5/A, 5 PPM, (6728651) Fall Protecton 20 ppm hydrogen sulfide resultPyridine 5 A, 5 PPM, Part # 6728651, 10 Tests Application Range Standard Measuring Range: 5 ppm Number of Strokes n: 20 additional 5 strokes have to be taken in clean air after opening the second reagent ampoule. Time for Measurement: approx. 20 min Standard Deviation: 30 % Color Change: white brown red Ambient Operating Conditions Temperature: 10 to 30 C Absolute Humidity: 3 to 15 mg H2O L Reaction Principle Pyridine + Aconitic acid + Acetic
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