ASTM-E1644 › Standard Practice for Hot Plate Digestion of Dust Wipe Samples for the Determination of Lead
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1.1 This practice covers the acid digestion of surface dust samples (collected using wipe sampling practices) and associated quality control (QC) samples for the determination of lead.
1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.
1.2.1 Exception—Informational inch-pound units are provided in .
1.3 This practice contains notes which are explanatory and not part of mandatory requirements of the standard.
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 and health practices and determine the applicability of regulatory limitations prior to use.
digestion; lead; sample preparation; wipes;; ICS Number Code 13.040.99 (Other standards related to air quality); 71.040.50 (Physicochemical methods of analysis)
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March 15, 2017