2025-12-15 216.73.216.89
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Chinese National Standard List: Chemical reagent in general

GB/T 6913.3-1986 Methods for analysis of water for boiler and for cooling--The determination of phosphates--Total phosphate 
  Issued on: 1986-09-16   Translation Price(USD): 180.0
GB/T 6908-1986 Methods for analysis of water for boiler and for cooling; The determination of electrical conductivity for water 
  Issued on: 1986-09-16   Translation Price(USD): 180.0
GB/T 6911.1-1986 Methods for analysis of water for boiler and for cooling; The determination of sulfate; Gravimetric method 
  Issued on: 1986-09-16   Translation Price(USD): 184.0
GB/T 6909.1-1986 Methods for analysis of water for boiler and for cooling--The determination of hardness--High hardness 
  Issued on: 1986-09-16   Translation Price(USD): 180.0
GB/T 6913.2-1986 Methods for analysis of water for boiler and for cooling; The determination of phosphates; Total inorganic phosphates 
  Issued on: 1986-09-16   Translation Price(USD): 184.0
GB/T 6912.2-1986 Methods for analysis of water for boiler and for cooling--The determination of nitrates and nitrites--Ultraviolet spectrophotometry for nitrites 
  Issued on: 1986-09-16   Translation Price(USD): 180.0
GB/T 6903-1986 Methods for analysis of water for boiler and for cooling; General rule 
  Issued on: 1986-09-16   Translation Price(USD): 180.0
GB/T 6911.2-1986 Methods for analysis of water for boiler and for cooling--The determination of sulfate--Photometric method as Barium chromate 
  Issued on: 1986-09-16   Translation Price(USD): 180.0
GB/T 6904.1-1986 Methods for analysis of water for boiler and for cooling; The determination of pH; The glass electrode method 
  Issued on: 1986-09-16   Translation Price(USD): 184.0
GB/T 6909.2-1986 Methods for analysis of water for boiler and for cooling; The determination of hardness; Low hardness 
  Issued on: 1986-09-16   Translation Price(USD): 180.0
GB/T 6913.1-1986 Methods for analysis of water for boiler and for cooling--The determination of phosphates--Orthophosphates 
  Issued on: 1986-09-16   Translation Price(USD): 180.0
GB/T 6912.1-1986 Methods for analysis of water for boiler and for cooling; The determination of nitrates and nitrites; Ultraviolet spectrophotometry for nitrates 
  Issued on: 1986-09-16   Translation Price(USD): 184.0
GB/T 6905.3-1986 Methods for analysis of water for boiler and for cooling--The determination of chloride--Method of mercurimetric titration 
  Issued on: 1986-09-16   Translation Price(USD): 180.0
GB/T 601-1988 Chemical reagent--Preparations of standard volumetric solutions 
  Issued on: 1988-09-05   Translation Price(USD): 270.0
GB/T 3914-1983 Chemical reagents;The general rules of anodic stripping voltametry 
  Issued on: 1983-01-01   Translation Price(USD): 335.0
GB/T 2922-1982 Chemical reagents--Determination of specific surface area of solid supports used in chromatography 
  Issued on: 1982-03-03   Translation Price(USD): 220.0
GB/T 2921-1982 Chemical reagents--Classification and nomenclature of liquid stationary phase for gas chromatography 
  Issued on: 1982-03-03   Translation Price(USD): 300.0
GB/T 607-1977 Chemical reagents-Determination of water content(acetyl chloride method) 
  Issued on: 1977-02-04   Translation Price(USD): 30.0
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