ASTM D5671-95(2001)
Historical Standard: ASTM D5671-95(2001) Standard Practice for Polishing and Etching Coal Samples for Microscopical Analysis by Reflected Light
SUPERSEDED (see Active link, below)
ASTM D5671
1. Scope
1.1 This practice covers laboratory procedures for preparing an etched, polished surface of granular and block samples of coal for examination with a microscope using reflected light illumination.
1.2 The values stated in SI units shall be considered as 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.
2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.
ASTM Standards
D121 Terminology of Coal and Coke
D2797 Practice for Preparing Coal Samples for Microscopical Analysis by Reflected Light
D2798 Test Method for Microscopical Determination of the Vitrinite Reflectance of Coal
D2799 Test Method for Microscopical Determination of the Maceral Composition of Coal
D4596 Practice for Collection of Channel Samples of Coal in a Mine
D5192 Practice for Collection of Coal Samples from Core
Keywords
coal microscopical analysis; etching; polishing; Coal sampling systems; Etching (materials/process); Light transmission and reflection; Microscopic examination--coal; Polishing; Reflectance and reflectivity--coal;
ICS Code
ICS Number Code 73.040 (Coals)
DOI: 10.1520/D5671-95R01
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