ASTM WK38495(What is a Work Item? / How to Input to a Work Item)Work Item: ASTM WK38495 - Revision of C311 - 11b Standard Test Methods for Sampling and Testing Fly Ash or Natural Pozzolans for Use in Portland-Cement ConcreteDeveloped by Subcommittee: C09.24 | Committee C09 Home | Contact Staff Manager
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