ASTM-C123 Historical Revision Information
Standard Test Method for Lightweight Particles in Aggregate

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Standard Test Method for Lightweight Particles in Aggregate (Withdrawn 2023)


1.1 This test method covers the determination of the percentage of lightweight pieces in aggregate by means of sink-float separation in a heavy liquid of suitable specific gravity.

1.2 The values given in SI units are to be regarded as the standard. The values given in parentheses are for information only.

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. For a specific hazard statement, see 6.1.4.


aggregate; heavy liquid; lightweight particles; ICS Number Code 91.100.30 (Concrete and concrete products)

To find similar documents by ASTM Volume:

04.02 (Concrete and Aggregates)

To find similar documents by classification:

91.100.30 (Concrete and concrete products Including admixtures)

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Document Number


Revision Level

1996(E1) EDITION



Modification Type


Publication Date

Sept. 1, 1996

Document Type

Test Method

Page Count

3 pages

Committee Number