Gastec Carbonyl Sulfide Gas Detector Tubes. Options:

Carbonyl Sulfide Detector Tubes
Detection Range: 2-125 ppm
5 detector tubes, 5 pre tubes per box
P/N 21LA

Carbonyl Sulfide Detector Tubes
Detection Range: 5-200 ppm
5 detector tubes, 5 pre tubes per box
P/N 21