ygs67 发表于 2016-4-15 12:41:31

ASTM D2572-97(2010)

ASTM D2572-97(2010) Standard Test Method for Isocyanate Groups in Urethane Materials or Prepolymers

admin 发表于 2016-4-15 13:09:25

谢谢您的分享，金币已奖励！
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查看完整版本: ASTM D2572-97(2010)