China National Standards

China 2H Industry Standards English PDF List

  •  China "2H" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    QB/T 4235-2011 4-Hydroxy-2, 5-dimethyl-3 (2H)-furanone
    4-羟基-2,5-二甲基-3 2h -呋喃酮    		 China Light Industry Standards
    2H
    English PDF

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