1.1This specification defines the standard atmospheres for normal conditioning and testing of paint, varnish, lacquer, and related materials, at approximately ambient conditions.

Note 1:See Terminology E41, Specification E171 and Test Method E337.

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

1.3This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.