Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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GB 7598-1987 Determination of water-soluble acid in transformer and turbine oils in service by colormetric method 60.0 via email in 1~3 business day abolished
DL/T 423-2009 Determination of dissolved gas content in insulatingoil Method of vacuum pressure difference 120.0 via email in 1~3 business day valid
SH/T 0803-2007 Insulating liquids-Contamination by polychlorinated biphenyls(PCBs) - Method of determination by caplillary column gas chromatograhpy 300.0 via email in 1~3 business day valid
GB 7600-1987 Determination of water content in transformer oils in service by coulometric method 45.0 via email in 1~3 business day superseded
DL/T 722-2000 Guide to the analysis and the diagnosis of gases dissolved in transformer oil 330.0 via email in 1~3 business day superseded
DL/T 1096-2008 Limited value of particulate pollutant of transformer oils 60.0 via email in 1~3 business day valid
GB/T 7595-2000 Quality criteria of transformer oils in service 150.0 via email in 1~3 business day abolished
DL/T 1095-2008 Guide to on-site determination of electrostatic charging tendency of transformer oil 60.0 via email in 1~3 business day valid
SH/T 0295-1992 Determination method for oxidation volatility water soluble acid of transformer oil 60.0 via email in 1~3 business day valid
GB/T 7595-2008 Quality of transformer oils in service 150.0 via email in 1~3 business day valid
GB/T 12580-1990 Inhibited mineral insulating oils - Determinaiton of oxidation stability 135.0 via email in 1~3 business day valid
GB/T 7602.1-2008 Determination of T501 oxidation inhibitor content in transformer oil or turbine oil - Part 1: Spectrophotometric method 60.0 via email in 1~3 business day valid
GB/T 32508-2016 Quantitative determination of corrosive sulfur(dibenzyl disulfide,DBDS) in insulating liquids 225.0 via email in 1~3 business day valid
DL/T 421-2009 Determination of volume resistivity of power oils 120.0 via email in 1~3 business day valid
GB 11142-1989 oils - Determination of gassing under electrical stress and ionization 60.0 via email in 1~3 business day valid
GB/T 7598-2008 Determination of water-soluble acid in transformer oils in service 120.0 via email in 1~3 business day valid
SH/T 0802-2007 Determination of 2 6-bi-tert-butyl-paracresol in insulating oils 90.0 via email in 1~3 business day valid
GB/T 7602.2-2008 Determination of T501 oxidation inhibitor content in transformer oil or turbine oil - Part 2: Liquid chromatography 60.0 via email in 1~3 business day valid
SH/T 0268-1992 Determination method for dielectric loss angle tangent of electrical oil 60.0 via email in 1~3 business day valid
SH/T 0206-1992 Determination method for oxidation stability of transformer oil 40.0 via email in 1 business day valid
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