Commonly Misused ASTM Standards for Vapor mitigation (Definitions taken from www.ASTM.org April 14, 2004)
C156-03 Standard Test Method for Water Retention by Concrete Curing Materials. 1. Scope 1.1 This test method covers laboratory determination of the efficiency of liquid membrane-forming compounds and sheet materials for curing concrete, as measured by their ability to reduce moisture loss during the early hardening period.
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