Portable gas detector for standard H2S CO O2 EX by diffusion method
In the daily production of petrochemical engineering, steel, and chemical engineering industries, workers often encounter with flammable and toxic gases of various sorts, and accidents are easy to take place without proper safety protection. As a kind of personal safety protection instrument, Factory price portable multi Ex H2S CO O2 4 in 1 gas detector plays an important role in industrial production safety.
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