China National Standards

China benzene,toluene,ethylbenzene GB Standards List

  •  China "benzene,toluene,ethylbenzene" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 23990-2009 Determination of the contents of benzene,toluene,ethylbenzene and xylene in coatings by gas chromatography
    涂料中苯、甲苯、乙苯和二甲苯含量的测定 气相色谱法    		 China National Standards
    benzene,toluene,ethylbenzene
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