ASTM F791-96(2002)

1.1 This practice covers the determination of the critical crazing stress for a transparent-plastic material when exposed to a specific solvent, chemical, or compound at a specific temperature.

1.2 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 and health practices and determine the applicability of regulatory limitations prior to use .