Household Combustible Gas Detectors; - Gas or smoke analysis apparatus (HS 902710); Fire protection (ICS 13.220.20)
National Standard of the P.R.C., Combustible Gas Detectors-Part 2:Household Combustible Gas Detectors (32 page(s), in Chinese)
This part specifies the requirements, test, inspection rules and marks of household combustible gas detectors. This part is applicable for household detectors for detecting methane, propane and carbon monoxide.