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ASTM D4309-96

Historical Revision

Standard Practice for Sample Digestion Using Closed Vessel Microwave Heating Technique for the Determination of Total Metals in Water

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1.1 This practice covers the general considerations for quantitative sample digestion for total metals in water using closed vessel microwave heating technique. This practice is applicable to surface, saline, domestic, and industrial wastewater.

1.2 Because of the differences among various makes and models of satisfactory instruments, no detailed operating instructions can be provided. Instead, the analyst should follow the instructions provided by the manufacturer of the particular instrument.

1.3 This practice can be used with the following ASTM standards, providing the user determines precision and bias based on this digestion practice: Test Methods D 857, Test Methods D 858, Test Methods D 1068, Specification D 1192, Test Methods D 1687, Test Methods D 1688, Test Methods D 1691, Test Methods D 1886, Practices D 3370, Test Methods D 3557, Test Methods D 3559, Practice D 3919, Test Methods D 4190, Practice D 4453, and Practice D 4691.

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. For specific hazard statements, see Section 9.


SDO ASTM: ASTM International
Document Number D4309
Publication Date Jan. 10, 2002
Language en - English
Page Count 7
Revision Level 96
Supercedes
Committee D19.05
Publish Date Document Id Type View
Feb. 1, 2018 D4309-18 Revision
March 1, 2012 D4309-12 Revision
Jan. 10, 2002 D4309-96 Revision
Jan. 10, 2002 D4309-02 Revision
June 15, 2007 D4309-02R07 Reaffirmation