ygs67 发表于 2016-4-16 11:29:41

ASTM D2378-07(2012)

ASTM D2378-07(2012) Standard Specification for Formaldehyde 50 % Grade Uninhibited and 37 % Grade Inhibited and Uninhibited

admin 发表于 2016-4-18 10:21:44

谢谢您的分享，金币已奖励！
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查看完整版本: ASTM D2378-07(2012)