Norm

ASTM D4309-12

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

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Over deze norm

Status Definitief
Aantal pagina's 8
Commissie D19.05
Gepubliceerd op 01-03-2012
Taal Engels

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 D857, Test Methods D858, Test Methods D1068, Test Method D1976, Test Methods D1687, Test Methods D1688, Test Methods D1691, Test Methods D1886, Practices D3370, Test Methods D3557, Test Methods D3559, Practice D3919, Test Methods D4190, Practice D4453, Practice D4691, and Test Method D5673.

1.4 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.

1.5 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.

Details

ICS-code 13.060.50
Nederlandse titel Standard Practice for Sample Digestion Using Closed Vessel Microwave Heating Technique for the Determination of Total Metals in Water
Engelse titel Standard Practice for Sample Digestion Using Closed Vessel Microwave Heating Technique for the Determination of Total Metals in Water

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