China National Standards

China K2 GB Standards List

  •  China "K2" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB 5009.290-2023 National Food Safety Standard Determination of Vitamin K2 in Food {译}
    食品安全国家标准 食品中维生素K2的测定    		 China National Standards
    K2
    English PDF
    GB/T 40915-2021 Determination of SiO2,Al2O3,Fe2O3,K2O,Na2O,CaO,MgO content of soda-lime-silica glass by X-ray fluorescence spectrometric method
    X射线荧光光谱法测定钠钙硅玻璃中SiO2、Al2O3、Fe2O3、K2O、Na2O、CaO、MgO含量    		 China National Standards
    K2
    English PDF
    GB/T 3884.16-2014 Methods for chemical analysis of copper concentrates―Part 16： Determination of silicon dioxide content―K2SiF6 titrimetric method and Gravimetric method
    铜精矿化学分析方法 第16部分：二氧化硅量的测定 氟硅酸钾滴定法和重量法    		 China National Standards
    K2
    English PDF

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