Gastec Hydrogen Sulfide (H2S) & Sulfur Dioxide (SO2) Gas Detector Tubes. Options: Hydrogen Sulfide (H2S) & Sulfur Dioxide (SO2) (Separate Quantification) Detector TubesDetection Range: SO2: 0.25-20 ppm; H2S: 1.25-120 ppm P/N 45S Hydrogen Sulfide...

Gastec 40 Mercury Vapor 0.05-13.2 mg/m3 BX

Gastec 35 Sulfuric Acid 0.5-5 mg/m3 BX

Gas or vapor to be measured:Hydrogen Peroxide: 1 - 10 hours, Detection Range: 0.5-40 ppm

Gastec 32 Hydrogen Peroxide 0.5-10 ppm BX

Gastec Oxygen Gas Detector TubesDetection Range: 3-24% 5 tests per boxP/N 31B

Gastec 30 Hydrogen 0.5-2% BX

Gastec 28 Polytec V NA BX

Gastec 27 Polytec IV NA BX

Gastec 26 Polytec III NA BX

Gastec 25 Polytec II NA BX

Gastec Chlorine Dioxide Gas Detector Tubes. Options: Chlorine Dioxide (CLO2) Gas Detector TubesDetection Range: 0.025-1.2 ppm 10 tubes, 10 tests per boxP/N 23L Chlorine Dioxide (CLO2) Gas Detector TubesDetection Range: 0.1-10 ppm10 tubes, 10 tests per...