Draeger Ethylene Short Term Gas Detector Tubes. Options:

Draeger Ethylene Gas Detector Tubes 0.1/a
P/N 8101331
Measuring Range: 0.2 - 5 ppm
(10 tubes, 5 tests per box)

Draeger Ethylene Gas Detector Tubes 50/a
P/N 6728051
Measuring Range: 50 - 2,500 ppm
(10 tubes, 10 tests per box)