1.1 This test method covers laboratory determination of the efficiency of liquid membrane-forming compounds and sheet materials for curing concrete. This test method can also be useful in research work where the effect of different variables on the curing of concrete is studied.

1.2 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for informational purposes only.

1.3 This standard does not purport to address all of the safety problems, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.