ASTM International Standard Practice for Calculating Precision Limits Where Values are Calculated from Other Test Methods ASTM D4460-97(2009)

1.1 This practice covers techniques for calculating precision limits when values are calculated from two other methods having precision limits. 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.