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GB/T 5009.5-1985 Method for determination of protein in foods 
  Issued on: 1985-05-16   Price(USD): 184.0
GB/T 7559-1987 FRP Laminates-test method for bearing strength by bolted joints 
  Issued on: 1987-03-21   Price(USD): 220.0
GB/T 7704-1987 Residual stress measurement by X-Ray 
  Issued on: 1987-05-04   Price(USD): 100.0
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 11213.4-1989 Sodium hydroxide for chemical fiber use; Determination of silicon mass fraction; Reduced molybdosilicate spectrometric method 
  Issued on: 1988-08-13   Price(USD): 30.0
DL 425.1-1991 Test method for industrial sodium hydroxide  
  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 425.2-1991 Determination for sodium hydroxide and sodium carbonate content in industrial sodium hydroxide - Titrimetry 
  Issued on: 1991-10-4   Price(USD): 60.0
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
DL 424-1991 Test method for industrial sulphuric acid of thermal power plant 
  Issued on: 1991-10-4   Price(USD): 120.0
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 11213.1-1989 Sodium hydroxide for chemical fiber; Determination method of mass fraction 
  Issued on: 1988-08-13   Price(USD): 75.0
DL 425.3-1991 Determination for sodium chloride content in industrial sodium hydroxide - Mercurimetry 
  Issued on: 1991-10-4   Price(USD): 60.0
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
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
GB/T 5019-2002 Insulating materials based on mica--Methods of test 
  Issued on: 2002-05-21   Price(USD): 280.0
GB/T 5015-2003 Gear coupling with pin elastomer 
  Issued on: 2003-4-2   Price(USD): 320.0
GB/T 5018-1985 Standard test method for corrosion preventive properties of lubricating greases 
  Issued on: 1985-03-26   Price(USD): 264.0
GB 5480.1-1985 General principles of test methods for mineral wool and its products 
  Issued on: 1985-10-17   Price(USD):
GB/T 11835-1998 Rock wool, slag wool and their products for thermal insulation 
  Issued on: 1997-12-07   Price(USD): 220.0
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