China National Standards

China Poly propylene glycol Industry Standards English PDF List

  •  China "Poly propylene glycol" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    HG/T4309-2022 polypropylene glycol {译}
    聚丙二醇    		 China Chemistry Industry Standards
    Poly propylene glycol
    English PDF
    HG/T 4309-2012 Poly propylene glycol
    聚丙二醇    		 China Chemical Industry Standards
    Poly propylene glycol
    English PDF

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