Mercaptan 20/a, 20 - 100 PPM, (8101871) RKI M3 Meters and centimeters: with

M3  Meters and centimeters: with markings every mm

It has your teams' back — at all times

Tape lengths are available up to 2000 ft (600 m)

Alarms (user adjustable) - 1st 25 ppm 2nd 50 ppm TWA 25 ppm STEL 200 ppm Over 500 ppm

Therefore this Dräger-Tube shall not be used in potentially combustible atmospheres

Mercaptan 20/a, 20 - 100 PPM, (8101871) RKI M3 Meters and centimeters: withMercaptan 20 a, 20 100 PPM, Part # 8101871, 10 Tests Application Range Standard Measuring Range: 20 to 100 ppm Number of Strokes n: 10 Time for Measurement: approx. 2. 5 min Standard Deviation: 10 to 15 % Color Change: white yellow brown Ambient Operating Conditions Temperature: 0 to 50 C Absolute Humidity: 3 to 30 mg H2O L Reaction Principle a) 2 R SH + Cu2+ Cu(RS)2 + 2 H+ b) Cu(RS)2 + S yellow brown copper compound Cross Sensitivity Higher molecular