2023-6-3 44.200.82.149
Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
Position: Search valid to be valid superseded to be superseded abolished to be abolished
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DL 422.1-1991 Test method for industrial synthetic hydrochloric acid of thermal power plant 60.0 via email in 1~3 business day abolished2015-12-01,2015-12-1,1992-4-1
DL 422.2-1991 Determination for industrial hydrochloric acid content - Volumetric method 60.0 via email in 1~3 business day abolished2015-12-01,2015-12-1,1992-4-1
DL 422.3-1991 Determination for iron content in industrial hydrochloric acid - Phenanthroline spectrophotometric method 60.0 via email in 1~3 business day abolished2015-12-01,2015-12-1,1992-4-1
DL 422.4-1991 Determination for sulfate content in industrial hydrochloric acid - Barium chromate spectrophotometric method 90.0 via email in 1~3 business day abolished2015-12-01,2015-12-1,1992-4-1
DL 424-1991 Test method for industrial sulphuric acid of thermal power plant 120.0 via email in 1~3 business day abolished2017-05-01,2017-5-1,1992-4-1
DL 425.1-1991 Test method for industrial sodium hydroxide 60.0 via email in 1~3 business day abolished2015-12-01,2015-12-1,1992-4-1
DL 425.2-1991 Determination for sodium hydroxide and sodium carbonate content in industrial sodium hydroxide - Titrimetry 60.0 via email in 1~3 business day abolished2015-12-01,2015-12-1,1992-4-1
DL 425.3-1991 Determination for sodium chloride content in industrial sodium hydroxide - Mercurimetry 60.0 via email in 1~3 business day abolished2015-12-01,2015-12-1,1992-4-2
DL 425.4-1991 Measurement for iron in industrial sodium hydroxide - Phenanthroline spectrophotometric method 60.0 via email in 1~3 business day abolished2015-12-01,2015-12-1,1992-4-1
DL 425.5-1991 Determination for sodium hydroxide and sodium carbonate content in industrial sodium hydroxide - Volumetric method 60.0 via email in 1~3 business day abolished2015-12-01,2015-12-1,1992-4-1
DL 425.6-1991 Determination for sodium chloride content in industrial sodium hydroxide - Silver nitrate volumetric method 90.0 via email in 1~3 business day abolished2015-12-01,2015-12-1,1992-4-1
GB 11213.1-1989 Sodium hydroxide for chemical fiber; Determination method of mass fraction 75.0 via email in 1~3 business day abolished2008-02-01,2008-2-1,1990-1-1
GB 11213.2-1989 Sodium hydroxide for chemical fiber use; Determination of sodium chloride content; Spectrometric method 30.0 via email in 1~3 business day abolished2008-02-01,2008-2-1,1990-1-1
GB 11213.4-1989 Sodium hydroxide for chemical fiber use; Determination of silicon mass fraction; Reduced molybdosilicate spectrometric method 30.0 via email in 1~3 business day abolished2007-06-01,2007-6-1,1990-1-1
GB 11213.6-1989 Sodium hydroxide for chemical fiber use; Determination of sulphate mass fraction; Turbidimetric 15.0 via email in 1~3 business day abolished2007-06-01,2007-6-1,1990-1-1
GB 11213.7-1989 Sodium hydroxide for chemical fiber use; Determination of copper mass fraction; Spectrometric method 30.0 via email in 1~3 business day abolished2009-02-01,2009-2-1,1990-1-1
GB 13549-1992 Chlorsulphonic acid for industrial use 120.0 via email in 1~3 business day abolished2008-12-01,2008-12-1,1993-5-1
GB 1919-1980 Potassium hydroxide 260.0 via email in 1~3 business day valid,,1980-12-1
GB 209-1993 Sodium hydroxide for industrial use 120.0 via email in 1~3 business day abolished2006-12-01,2006-12-1,1993-10-1
GB 209-2006 Sodium hydroxide for industrial use 80.0 via email in 1~3 business day superseded,2019-11-1,2006-12-1
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DL 422.1-1991 Test method for industrial synthetic hydrochloric acid of thermal power plant 
  Issued on: 1991-10-4   Price(USD): 60.0
DL 422.2-1991 Determination for industrial hydrochloric acid content - Volumetric method 
  Issued on: 1991-10-4   Price(USD): 60.0
DL 422.3-1991 Determination for iron content in industrial hydrochloric acid - Phenanthroline spectrophotometric method 
  Issued on: 1991-10-1   Price(USD): 60.0
DL 422.4-1991 Determination for sulfate content in industrial hydrochloric acid - Barium chromate spectrophotometric method 
  Issued on: 1991-10-4   Price(USD): 90.0
DL 424-1991 Test method for industrial sulphuric acid of thermal power plant 
  Issued on: 1991-10-4   Price(USD): 120.0
DL 425.1-1991 Test method for industrial sodium hydroxide  
  Issued on: 1991-10-4   Price(USD): 60.0
DL 425.2-1991 Determination for sodium hydroxide and sodium carbonate content in industrial sodium hydroxide - Titrimetry 
  Issued on: 1991-10-4   Price(USD): 60.0
DL 425.3-1991 Determination for sodium chloride content in industrial sodium hydroxide - Mercurimetry 
  Issued on: 1991-10-4   Price(USD): 60.0
DL 425.4-1991 Measurement for iron in industrial sodium hydroxide - Phenanthroline spectrophotometric method 
  Issued on: 1991-10-4   Price(USD): 60.0
DL 425.5-1991 Determination for sodium hydroxide and sodium carbonate content in industrial sodium hydroxide - Volumetric method 
  Issued on: 1991-10-4   Price(USD): 60.0
DL 425.6-1991 Determination for sodium chloride content in industrial sodium hydroxide - Silver nitrate volumetric method 
  Issued on: 1991-10-4   Price(USD): 90.0
GB 11213.1-1989 Sodium hydroxide for chemical fiber; Determination method of mass fraction 
  Issued on: 1988-08-13   Price(USD): 75.0
GB 11213.2-1989 Sodium hydroxide for chemical fiber use; Determination of sodium chloride content; Spectrometric method 
  Issued on: 1988-08-13   Price(USD): 30.0
GB 11213.4-1989 Sodium hydroxide for chemical fiber use; Determination of silicon mass fraction; Reduced molybdosilicate spectrometric method 
  Issued on: 1988-08-13   Price(USD): 30.0
GB 11213.6-1989 Sodium hydroxide for chemical fiber use; Determination of sulphate mass fraction; Turbidimetric 
  Issued on: 1988-08-13   Price(USD): 15.0
GB 11213.7-1989 Sodium hydroxide for chemical fiber use; Determination of copper mass fraction; Spectrometric method 
  Issued on: 1988-08-13   Price(USD): 30.0
GB 13549-1992 Chlorsulphonic acid for industrial use 
  Issued on: 1992-06-29   Price(USD): 120.0
GB 1919-1980 Potassium hydroxide 
  Issued on:   Price(USD): 260.0
GB 209-1993 Sodium hydroxide for industrial use 
  Issued on: 1993-01-06   Price(USD): 120.0
GB 209-2006 Sodium hydroxide for industrial use 
  Issued on: 2006-03-14   Price(USD): 80.0
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