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ASTM D 2799 : 2021

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Standard Test Method for Microscopical Determination of the Maceral Composition of Coal
Available format(s)

Hardcopy , PDF

Superseded date

15-03-2023

Language(s)

English

Published date

06-12-2021

1.1This test method covers the equipment and techniques used for determining the physical composition of a coal sample in terms of volume percent of the organic components and of mineral matter, if desired.

1.2The term weight is temporarily used in this test method because of established trade usage. The word is used to mean both force and mass and care must be taken to determine which is meant in each case (the SI unit for force is newton and for mass, kilogram).

1.3This 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, health, and environmental practices and determine the applicability of regulatory limitations prior to use.

1.4This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

Committee
D 05
DocumentType
Test Method
Pages
6
PublisherName
American Society for Testing and Materials
Status
Superseded
SupersededBy
Supersedes

ASTM D 5671 : 2020 Standard Practice for Polishing and Etching Coal Samples for Microscopical Analysis by Reflected Light
ASTM D 7569/D7569M : 2010 : R2015 : EDT 1 Standard Practice for Determination of Gas Content of Coal—Direct Desorption Method
ASTM D 2797/D2797M : 2021 : REV A Standard Practice for Preparing Coal Samples for Microscopical Analysis by Reflected Light

ASTM E 691 : 2022 Standard Practice for Conducting an Interlaboratory Study to Determine the Precision of a Test Method
ASTM E 691 : 2021 Standard Practice for Conducting an Interlaboratory Study to Determine the Precision of a Test Method

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£62.61
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