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ASTM C471M-13
ASTM C471M-13 Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric)
standard by ASTM International, 12/01/2013
Full Description
1.1These test methods cover the chemical analysis of gypsum and gypsum panel products, including gypsum ready-mixed plaster, gypsum wood-fibered plaster, and gypsum concrete.
1.2The 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 | |
| Alternative Procedure for Analysis for Sodium Chloride by the Coulometric Method | |
| 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 | |
| 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 | 55-65 |
1.3The 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.
1.4The values stated in SI units are to be regarded as the standard.
1.5This 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.
