HJ/T 368-2007 Technical requirement for environmental protection products. Special orifice flowmeters for total suspended particulate sampler calibration (English Version)
This standard specifies the technical requirements and measurement verification methods for orifice flowmeters used to calibrate total suspended particulate matter samplers. This standard applies to two types of orifice flowmeters, large flow and medium flow.
HJ/T 368-2007 history
2007HJ/T 368-2007 Technical requirement for environmental protection products. Special orifice flowmeters for total suspended particulate sampler calibration