Standard Historical Last Updated: Aug 16, 2017
ASTM D2797-85(1999)

Standard Practice for Preparing Coal Samples for Microscopical Analysis by Reflected Light


1.1 This practice covers laboratory procedures for the preparation of granular samples of bituminous coal and anthracite samples for examination with a microscope using reflected light illumination. It does not apply to the preparation of oriented blocks of coal.

1.2 The values stated in SI units shall be considered as standard; and inch-pound units shall be considered as approximate equivalents.

1.3 This standard does not purport to address the safety concerns 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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Book of Standards Volume: 05.06
Developed by Subcommittee: D05.28
Pages: 5
DOI: 10.1520/D2797-85R99
ICS Code: 73.040