China National Standards

China （PTMEG）for GB Standards List

  •  China "（PTMEG）for" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 25254-2010 Poly-(tetra methylene ether glycol )（PTMEG）for industrial
    工业用聚四亚甲基醚二醇(PTMEG)    		 China National Standards
    （PTMEG）for
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