Gastec Hydrogen Cyanide (HCN) Gas Detector Tubes. Options:

Hydrogen Cyanide (HCN) Detector Tubes
Detection Range: 0.36 - 120 ppm
10 tubes, 10 tests per box
P/N 12L

Hydrogen Cyanide (HCN) Detector Tubes
Detection Range: 17-2400 ppm
10 tubes, 10 tests per box
P/N 12M

Hydrogen Cyanide (HCN) Detector Tubes
Detection Range: 0.05-1.6%
10 tubes, 10 tests per box
P/N 12H