兑水 发表于 2009-10-12 07:40:44

ASTM D 4773-2002 丙二醇－甲基醚、双丙二醇－甲基醚和丙二醇...

D4773-02 Standard Test Method for Purity of Propylene Glycol Monomethyl Ether, Dipropylene Glycol Monomethyl Ether, and Propylene Glycol Monomethyl Ether Acetate
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