1.1 This practice provides information and techniques for evaluating performance qualities of a correctable film ribbon. It can be used to evaluate typewriter ribbons for general office use.

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

1.3 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.