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GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards;  We provide Chinese GB standards and English version GB standards  Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services.
  •  China "Working chem" GB Standards List:
  • Standard  Code GB Standard Title Standard Class Order
  • GB/T 34174-2017
  • Surface chemical analysis—Proposed procedure for certifying the retained areic dose in a working reference material produced by ion implantation Working chem
    China National Standards
  • GB/T 30701-2014
  • Surface chemical analysis―Chemical methods for the collection of elements from the surface of silicon-wafer working reference materials and their determination by total-reflection X-ray fluorescence (TXRF) spectroscopy Working chem
    China National Standards
  • HG/T 21536-2011
  • Unified specification on contents and procedure of working drawing for design of industrial furnace for chemical plants Working chem
    China Chemical Industry Standards
  • GB 1256-2008
  • Working chemical - Arsenic trioxide Working chem
    China National GB Standards
  • GB 10736-2008
  • Working chemical - Potassium chloride Working chem
    China National GB Standards
  • GB 12597-2008
  • Working chemical - Benzoic acid Working chem
    China National GB Standards
  • GB 12595-2008
  • Working chemical - Silver nitrate Working chem
    China National GB Standards
  • GB 1258-2008
  • Working chemical - Potassium iodate Working chem
    China National GB Standards
  • GB 12596-2008
  • Working chemical - Calcium carbonate Working chem
    China National GB Standards
  • GB 12594-2008
  • Working chemical - Potassium bromate Working chem
    China National GB Standards
  • GB 1260-2008
  • Working chemical - Zinc oxide Working chem
    China National GB Standards
  • GB 1253-2007
  • Working chemical - Sodium chloride Working chem
    China National GB Standards
  • GB 1259-2007
  • Working chemical - Potassium dichromate Working chem
    China National GB Standards
  • GB 10737-2007
  • Working chemical - General rules for assay - Weight titration(potentiometric method) Working chem
    China National GB Standards
  • GB 1257-2007
  • Working chemical - Potassium hydrogen phthalate Working chem
    China National GB Standards
  • GB 1254-2007
  • Working chemical - Sodium oxalate Working chem
    China National GB Standards
  • GB 12593-2007
  • Working chemical - Ethylenediaminetetraacetic acid disodium salt Working chem
    China National GB Standards
  • GB 1255-2007
  • Working chemical - Sodium carbonate anhydrous Working chem
    China National GB Standards
  • GB 10738-2007
  • Working chemical - General rules for assay - weight titration Working chem
    China National GB Standards
  • HG/T 20692-2000
  • Code on content and procedure of working drawing for design of thermoenergy engineering in chemical enterprises Working chem
    China Chemical Industry Standards
  • HG/T 3246-1990
  • (Chemical companies working standard rules for preparation) Working chem
    China Chemical Industry Standards

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