Updated Standard: FM 6340, Toxic Gas and Oxygen Depletion Detectors

FM Approvals Standard 6340, Toxic Gas and Oxygen Depletion Detectors, specifies requirements for the construction and performance testing of toxic gas and oxygen depletion detection instruments. [Instruments used to detect flammable (explosive) concentrations of toxic gas(es) when the lower flammability limit exceeds the threshold limit value are assessed to FM Approvals Standard 6320, Combustible Gas Detectors.]