1.1 These practices are intended for evaluating protective ensembles and ensemble elements to determine the suitability of the ensemble or ensemble components in a work environment on the basis of its comfort, fit, function, and durability.

1.2 These practices apply to protective ensembles and certain ensemble elements that are used for protection against different chemical, biological, physical, thermal, and other hazards, but are primarily useful for ensembles that include barrier layers such as liquid splash-protective ensembles used for protection against hazardous chemicals or highly infectious diseases, or vapor-protective ensembles used for chemical protection.

1.3 The values as stated in inch-pound units are to be regarded as the standard. The values in parentheses are given for information only.

1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. Specific safety precautions are given in Section 7.

1.5 This 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.