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ASTM B821-02(2007)

Historical Reaffirmation

Standard Guide for Liquid Dispersion of Metal Powders and Related Compounds for Particle Size Analysis

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1.1 This guide covers the dispersion in liquids of metal powders and related compounds for subsequent use in particle size analysis instruments. This guide describes a general procedure for achieving and determining dispersion; it also lists procedures that are currently in general use for certain materials.

1.2 This guide is limited to metal powders and related metal compounds. However, the general procedure described herein may be used, with caution as to its significance, for other particulate materials, such as ceramics, pigments, minerals, etc.

1.3 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only.

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.


SDO ASTM: ASTM International
Document Number B821
Publication Date Oct. 1, 2007
Language en - English
Page Count 4
Revision Level 02(2007)
Supercedes
Committee B09.02
Publish Date Document Id Type View
Feb. 1, 2023 B0821-23 Revision
Nov. 1, 2022 B0821-22 Revision
Sept. 1, 2010 B0821-10 Revision
Oct. 10, 2002 B0821-02 Revision
Oct. 1, 2016 B0821-10R16 Reaffirmation
Oct. 1, 2007 B0821-02R07 Reaffirmation
April 10, 1997 B0821-92R97 Reaffirmation