This standard specifies the technical requirements, test methods and inspection rules for dust sampler calibration devices. This standard applies to the manufacturing, inspection and acceptance of dust sampler calibration devices (hereinafter referred to as calibration devices).
MT 502-1996 history
2020MT/T 502-2020 General technical conditions for dust sampler calibration devices
1996MT 502-1996 General technical requirements for dust sampler verification device