TR 2.11-5
Superseded
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Certified reference materials - Coal - Preparation and certification of ASCRM 011-5 (Hardgrove grindability index)
Hardcopy , PDF 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users
English
05-05-1998
11-02-2022
Describes the preparation and certification of the set of four coal samples, ASCRM 11-5 A to D with Hardgrove grindability indices of 31, 45, 64 and 91. Included with purchase of ASCRM 011-5.
This document describes the preparation and certification of the coal sample set, ASCRM 011-5.
First published as TR 2.11-1989.
Second edition 1991.
Third edition 1992.
Revised and redesignated TR 2.11-4-1994.
Revised and redesignated TR 2.11-5-1998.