2025-12-23 216.73.216.41
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Chinese National Standard List: Insulating oil

GB 2536-1990 Transformer oils 
  Issued on: 1990-12-30   Translation Price(USD): 184.0
GB/T 12580-1990 Inhibited mineral insulating oils - Determinaiton of oxidation stability 
  Issued on: 1990-12-14   Translation Price(USD): 130.0
GB 11142-1989 oils - Determination of gassing under electrical stress and ionization 
  Issued on: 1989-3-17   Translation Price(USD): 60.0
GB/T 7599-1987 Determination of acid number in transformer and turbine oils in service by BTB method 
  Issued on: 1987-03-26   Translation Price(USD): 190.0
GB 7602-1987 Determination of T501 oxidation inhibitor content in transformer and turbine oils in service by spectrophotometric method 
  Issued on: 1987-03-26   Translation Price(USD): 45.0
GB 7600-1987 Determination of water content in transformer oils in service by coulometric method 
  Issued on: 1987-03-26   Translation Price(USD): 45.0
GB 7598-1987 Determination of water-soluble acid in transformer and turbine oils in service by colormetric method 
  Issued on: 1987-03-26   Translation Price(USD): 60.0
GB 7597-1987 Method of sampling for transformer and turbine oils inelectric power industry 
  Issued on: 1987-03-26   Translation Price(USD): 184.0
GB 7601-1987 Determination of water content in transformer oils in service by gas chromatographic method 
  Issued on: 1987-03-26   Translation Price(USD): 30.0
GB 7604-1987 Determination of the aromatic hydrocarbon content in mineral insulating oils 
  Issued on: 1987-03-26   Translation Price(USD): 75.0
GB 7603-1987 Determination of the aromatic carbon content in mineral insulating oils by infrared spectrum method 
  Issued on: 1987-3-26   Translation Price(USD): 30.0
GB/T 7252-1987 Guide for the analysis and the diagnosis of gases dissolved in transformer oil 
  Issued on:   Translation Price(USD): 620.0
GB/T 507-1986 Insulating oils--Determination of the dielectric strength 
  Issued on: 1986-06-25   Translation Price(USD): 180.0
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