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Normas ASTM – AENOR
ASTM D2798-05

ASTM D2798-05

Standard Test Method for Microscopical Determination of the Vitrinite Reflectance of Coal

Fecha:
2017-08-16 /Historical
Superseeded by:
Scope:

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.

1.2This 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.

Keywords:
coal; maceral; microscopy; rank; reflectance; vitrinite
52,22
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