Draeger Trichloroethylene Short Term Gas Detector Tubes. Options:

Trichloroethylene Detector Tubes 2/a
P/N 6728541
Dual Scale: 2 - 50 ppm and 20 - 250 ppm
(10 tubes, 10 tests per box)

Trichloroethylene Detector Tubes 50/a
P/N 8101881
Measuring Range: 50 - 2,000 ppm
(10 tubes, 10 tests per box)