MSA SAFETY SALES, LLC 50445-9 SENSOR H2S MOS ALUM-0-20 PPM

General Monitors' hydrogen sulfide (H2S) sensors are solid state devices, designed and manufactured for long life and fast response. They are selective to H2S and remain unaffected by high concentrations of other substances like hydrogen, sulfur dioxide and gasoline vapours, which are often present in facilities that process sour gas and crude oil.