Standard ASTM D2798-09A

Standard Test Method for Microscopical Determination of the Vitrinite Reflectance of Coal
Status
:
Replaced
Publication date
:
2009
Languages
:
EN
ICS
:
71.060.10 Chemical elements
Summary :

1.1 This test method covers the microscopical determination of both the mean maximum and mean random reflectances measured in oil of polished surfaces of vitrinite and other macerals present in coals ranging in rank from lignite to anthracite. This test method can be used to determine the reflectance of other macerals.

1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.

1.3 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.

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