ASTM D6242-98(2004) PDF

1.1 This test method covers the determination of mass/unit area of all nonwoven fabrics.

1.2 The values stated in SI units or inch-pound units shall be regarded separately as the standard. The values stated in each system may not be exact equivalents; therefore, each system must be used independently of the other, without combining values in any way.

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.