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  •  China "YD" Standards List:
    • Standard  Code Standard English Title Standard Class Order
    GB/T 29671-2013 Determination of zinc 4-hydroxybenzene sulphonate in cosmetics - High performance liquid chromatography

    China National - YD Standards
    GB/T 29670-2013 Determination of 9 polycyclic aromatic hydrocarbons including naphthalene, benzo[a]anthracene in cosmetics - Gas chromatography-mass spectrometry

    China National - YD Standards
    GB/T 4348.1-2013 Sodium hydroxide for industrial use - Determination of sodium hydroxide and sodium carbonate content

    China National - YD Standards
    GB/T 29643-2013 Sodium hydroxide for industrial use - Laboratory sample - Preparation of the main solution for carrying out certain determinations

    China National - YD Standards
    GB/T 11212-2013 Sodium hydroxide for chemical fiber use

    China National - YD Standards
    GB/T 50876-2013 Code for safety detecting and evaluation of small hydropower station

    China National - YD Standards
    GB/T 50845-2013 Technical code for energy-saving refurbishment for small hydropower grids engineering

    China National - YD Standards
    GB/T 29616-2013 Thermoplastic elastomer - Determination of polycyclic aromatic hydrocarbons - Gas chromatography-mass spectrometry

    China National - YD Standards
    GB/T 29615-2013 Elastomeric boots used in automobile hydraulic braking systems

    China National - YD Standards
    GB/T 29614-2013 Determination the content of polycyclic aromatic hydrocarbonsin vulcanized rubber compounds

    China National - YD Standards
    GB/T 29592-2013 Determination of the emission of volatile organic compounds and aldehydes of adhesives for building products

    China National - YD Standards
    GB/T 16591-2013 Rubber hoses and hose assemblies for transferring anhydrous ammonia - Specification

    China National - YD Standards
    GB/T 15336-2013 Phthalic anhydride

    China National - YD Standards
    GB/T 29523-2013 Safety specification for zinc smelting£¨hydrometallurgy£©

    China National - YD Standards
    GB/T 4325.25-2013 Methods for chemical analysis of molybdenum - Part 25: Determination of hydrogen content - Intert gas fusion infrared absorption method/thermal conductivity method

    China National - YD Standards
    GB/T 4325.18-2013 Methods for chemical analysis of molybdenum - Part 18: Determination of vanadium content - N-benzoyl-N-phenylhydroxylamine spectrophotometry and inductively coupled plasma atomic emission spectrometry

    China National - YD Standards
    GB/T 29515-2013 Cold rolled steel sheet for enamelling - Fish-scaling sensitivity test - Hydrogen permeation method

    China National - YD Standards
    GB/T 29493.5-2013 Determination of harmful substances in textile dyeing and fininshing auxiliaries - Part 5: Determination of free formaldehyde in emulsion polymers

    China National - YD Standards
    GB/T 29493.4-2013 Determination of harmful substances in textile dyeing and finishing auxiliaries - Part 4: Determination of polycyclic aromatic hydrocarbons - GC/MS method

    China National - YD Standards
    GB/T 8151.17-2012 Methods for chemical analysis of zinc concentrates - Part 17£ºDetermination of zinc content - Hydroxide precipitation and Na2EDTA titrimetric method

    China National - YD Standards
    GB/T 8151.13-2012 Methods for chemical analysis of zinc concentrates - Part 13£º Determination of germanium content - Hydride generation-atomic fluorescence spectrometry and the phenyl fluorone spectrophptometric method

    China National - YD Standards
    GB/T 8151.11-2012 Methods for chemical analysis of zinc concentrates - Part 11£º Determination of antimony content - Hydride generation-atomic fluorescence spectrometry

    China National - YD Standards
    GB/T 8151.10-2012 Methods for chemical analysis of zinc concentrates - Part 10£ºDetermination of tin content - Hydride generation-atomic fluorescence spectrometry

    China National - YD Standards
    GB/T 8107-2012 Hydraulic fluid power-Valves - Determination of pressure differential/flow characteristics

    China National - YD Standards
    GB/T 7936-2012 Hydraulic fluid power-positive displacement pumps and motors - Determination of derived capacity

    China National - YD Standards
    GB/T 8151.7-2012 Methods for chemical analysis of zinc concentrates - Part 7£º Determination of arsenic content - Hydride generation-atomic fluorescence spectrometry and the potassium bromate titrimetric method

    China National - YD Standards
    GB/T 4324.5-2012 Methods for chemical analysis of tungsten - Part 5: Determination of arsenic content - Hydrogenate atomic absorption spectrometry

    China National - YD Standards
    GB/T 4324.4-2012 Methods for chemical analysis of tungsten - Part 4: Determination of antimony content - Hydrogenate atomic absorption spectrometry

    China National - YD Standards
    GB/T 4324.3-2012 Methods for chemical analysis of tungsten - Part 3: Determination of tin content - Hydrogenate atomic absorption spectrometry

    China National - YD Standards
    GB/T 4324.2-2012 Methods for chemical analysis of tungsten - Part 2: Determination of bismuth content - Hydrogenate atomic absorption spectrometry

    China National - YD Standards

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