Draeger Phosphine Short Term Gas Detector Tubes. Options:

Phosphine Detector Tubes 0.01/a
P/N 8101611
Scale: 0.01 - 0.3 ppm and 0.1 - 1.0 ppm
(10 tubes, 10 tests per box)

Phosphine 0.1/b in Acetylene Tubes
P/N 8103341
Scale: 0.1 - 1 ppm and 1 - 15 ppm
(10 tubes, 10 tests per box)

Phosphine Detector Tubes 0.1/c
P/N 8103711
Scale: 0.1 - 1 ppm and 0.5 - 3ppm
(10 tubes, 10 tests per box)

Phosphine Detector Tubes 25/A
P/N 8101621
Scale: 25 - 900 ppm and 200 - 10,000 ppm
(10 tubes, 10 tests per box)

Phosphine Detector Tubes 50/a
P/N CH21201
Measuring Range: 15 - 1,000 ppm
(10 tubes, 10 tests per box)