Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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GB/T 50095-1998 Standard for essential technical terms and symbols in hydrology 3000.0 via email in 1~10 business day superseded
JB/T 9458-1999 Specifications for the raingauge 60.0 via email in 1~3 business day abolished
GB/T 12452-2008 The general principles of water balance test in enterprises 300.0 via email in 1~5 business day valid
JB/T 9450-1999 Specification for electrical contactor wind speed and wind direction recorder 90.0 via email in 1~3 business day superseded
GB/T 29820.1-2013 Assessment of uncertainty in calibration and use of flow measurement devices—Part 1:Linear calibration relationships 430.0 via email in 1~3 business day valid
GB/T 3254.3-1998 Antimony trioxide-Determination of lead content 120.0 via email in 1~3 business day superseded
MT/T 856-2000 Technical condition about inflatable device for determinging initial velocityof gas emission from boreholes 75.0 via email in 1~3 business day valid
JB/T 9457-1999 Specifications for the siphon pluviograph 60.0 via email in 1~3 business day superseded
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