China National Standards

China content—Dumas GB Standards List

  •  China "content—Dumas" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 37588-2019 Carbon materials—Determination of nitrogen content—Dumas combustion method
    炭素材料 氮含量的测定 杜马斯燃烧法    		 China National Standards
    content—Dumas
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