ASTM WK37423(What is a Work Item? / How to Input to a Work Item)Work Item: ASTM WK37423 - Revision of D1972 - 97(2005) Standard Practice for Generic Marking of Plastic ProductsActive Standard: D1972 - 97(2005) Developed by Subcommittee: D20.95 | Committee D20 Home | Contact Staff Manager
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