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ASTM International - ASTM C471M-20a

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

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Organization: ASTM International
Publication Date: 1 December 2020
Status: inactive
Page Count: 18
ICS Code (Cement. Gypsum. Lime. Mortar): 91.100.10
scope:

1.1Â 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.

1.2Â These test methods appear in the following order:

  Sections
 Preparation of Sample 4
 Complete Procedure 5 â€" 16
 Alternative Procedure for Analysis of Free Water in 17
   Gypsum Using a Moisture Balance Â
 Alternative Procedure for Analysis of Combined Water in 18
   Gypsum Using a Moisture Balance Â
 Alternative Procedure for Analysis of Organic Material 19
   and Carbon Dioxide in Gypsum by High Temperature Â
   Weight Loss Â
 Alternative Procedure for Analysis for Calcium Sulfate by 20
   Ammonium Acetate Method Â
 Alternative Procedure for Analysis for Sodium Chloride by 21
   the Coulometric Method Â
 Determination of Sand in Set Plaster 22
 Wood-fiber Content in Wood-fiber Gypsum Plaster 23
 Optional Procedure for Analysis for Sodium by the Atomic 24
   Absorption Method Â
 Optional Procedure for Analysis for Sodium by Flame 25
   Photometry Â
 Determination of Orthorhombic Cyclooctasulfur (S

8) in

26
   Ggypsum Panel Productsâ€"General Provisions Â
 Determination of Orthorhombic Cyclooctasulfur (S

8) in

27
   Gypsum Panel Products by Gas Chromatograph Â
   Equipped with a Mass Spectrometer (GS/MS) Â
 Determination of Orthorhombic Cyclooctasulfur (S

8) in

28
   Gypsum Panel Products by Gas Chromatograph Â
   Equipped with an Electron Capture Detector (GC/ECD) Â
 Determination of Orthorhombic Cyclooctasulfur (S

8) in

29
   Gypsum Panel Products by High-performance Liquid Â
   Chromatograph Equipped with and Ultraviolet Detector Â
   (HPLC/UV) Â

1.3Â The values stated in SI units are to be regarded as standard. No other units of measurement are included in these test methods.

1.4Â These text of this test method 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.

1.5Â 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, health, and environmental practices and determine the applicability of regulatory limitations prior to use.

1.6Â This 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.

Document History

December 1, 2020
Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric)
1.1Â 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. 1.2Â These test...
ASTM C471M-20a
December 1, 2020
Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric)
1.1Â 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. 1.2Â These test...
October 1, 2020
Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric)
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 These test methods...
October 1, 2017
Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric)
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...
October 1, 2017
Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric)
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...
June 1, 2017
Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric)
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...
June 1, 2017
Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric)
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...
June 15, 2016
Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric)
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...
January 1, 2016
Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric)
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...
November 1, 2014
Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric)
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...
December 1, 2013
Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric)
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...
June 1, 2012
Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric)
1.1 These test methods cover the chemical analysis of gypsum and gypsum products, including gypsum ready-mixed plaster, gypsum wood-fibered plaster and gypsum concrete. 1.2 The test methods appear...
December 1, 2006
Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products [Metric]
1.1 These test methods cover the chemical analysis of gypsum and gypsum products, including gypsum ready-mixed plaster, gypsum wood-fibered plaster and gypsum concrete. 1.2 The test methods appear in...
December 10, 2001
Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products [Metric]
1.1 These test methods cover the chemical analysis of gypsum and gypsum products, including gypsum ready-mixed plaster, gypsum wood-fibered plaster and gypsum concrete. Note 1—Gypsum reference...
December 10, 2001
Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products [Metric]
1.1 These test methods cover the chemical analysis of gypsum and gypsum products, including gypsum ready-mixed plaster, gypsum wood-fibered plaster and gypsum concrete. Note 1—Gypsum reference...
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