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ASTM C471M-13

Historical Revision

Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric)

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1.1 These test methods cover the chemical analysis of gypsum and gypsum panel products, including gypsum ready-mixed plaster, gypsum wood-fibered plaster, and gypsum concrete.

1.2 The test methods appear in the following order:

 

Sections

Preparation of Sample

4

Complete Procedure

 5 – 16

Alternative Procedure for Analysis for Calcium Sulfate by Ammonium Acetate Method


17 – 22

Alternative Procedure for Analysis for Sodium Chloride by the Coulometric Method


23 – 29

Determination of Sand in Set Plaster

30 – 36

Wood-Fiber Content in Wood-Fiber Gypsum Plaster

37 – 39

Optional Procedure for Analysis for Sodium by the Atomic Absorption Method


40 – 46

Optional Procedure for Analysis for Sodium by Flame Photometry

47 – 54

Determination of Sulfur (S8) in Gypsum Panel Products by Liquid Extraction for Analysis by Liquid or Gas Chromatography

5565


1.3 The text of this standard references notes and footnotes that provide explanatory material. These notes and footnotes (excluding those in tables and figures) shall not be considered as requirements of the standard.

1.4 The values stated in SI units are to be regarded as the standard.

1.5 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.


17.1 This test method covers the determination of calcium sulfate in gypsum and gypsum products by extraction with ammonium acetate solution.

SDO ASTM: ASTM International
Document Number C471
Publication Date Dec. 1, 2013
Language en - English
Page Count 14
Revision Level 13
Supercedes
Committee C11.01
Publish Date Document Id Type View
April 1, 2024 C0471M-24 Revision
Dec. 1, 2020 C0471M-20AE01 Revision
Dec. 1, 2020 C0471M-20A Revision
Oct. 1, 2020 C0471M-20 Revision
Oct. 1, 2017 C0471M-17AE01 Revision
Oct. 1, 2017 C0471M-17A Revision
June 1, 2017 C0471M-17E01 Revision
June 1, 2017 C0471M-17 Revision
June 15, 2016 C0471M-16A Revision
Jan. 1, 2016 C0471M-16 Revision
Nov. 1, 2014 C0471M-14 Revision
Dec. 1, 2013 C0471M-13 Revision
Dec. 10, 2001 C0471M-96 Revision
Dec. 10, 2001 C0471M-01 Revision
June 1, 2012 C0471M-01R12 Reaffirmation
Dec. 1, 2006 C0471M-01R06E01 Reaffirmation