Gastecª Glass Hydrogen Sulfide White To Brown Extra Low Range Detector Tube (For Use With Gastecª Gas Detection System) (10 Per Box)
Gastecª Hydrogen Sulphide Gas Detector Tube features 2 - 10 pump strokes and 1/2 - 1/10 correction factor for 0.25 - 2.5 ppm measuring range, 1 pum...
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