Gastec Fluorochlorocarbons Gas Detector Tubes. Options:

Fluorochlorocarbons Detector Tubes
Detection Range: 10-400 ppm
5 detector tubes, 5 pre tubes per box
P/N 51

Fluorochlorocarbons Detector Tubes
Detection Range: 1-54 ppm
5 detector tubes, 5 pre tubes per box
P/N 51L

Fluorochlorocarbons Detector Tubes
Detection Range: 250-6000 ppm
5 detector tubes, 5 pre tubes per box
P/N 51H