ASTM D4178-82(1999)

1.1 This practice describes a calibration technique based on the preparation of standards of known water content. This technique is applicable to the production of standards between 20 and 2000 cm /m water.

1.2 The values stated in acceptable metric units are to be regarded as the standard.

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.