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ASTM C471M-20ae1
Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric) (Includes all amendments And changes 4/5/2024).
NORMA vydaná dňa 1.12.2020
Informácie o norme:
Označenie normy: ASTM C471M-20ae1
Poznámka: NEPLATNÁ
Dátum vydania normy: 1.12.2020
Kód tovaru: NS-1023952
Počet strán: 18
Približná hmotnosť: 54 g (0.12 libier)
Krajina: Americká technická norma
Kategória: Technické normy ASTM
Kategórie - podobné normy:
Anotácia textu normy ASTM C471M-20ae1 :
Keywords:
ammonium acetate method, atomic absorption, chemical analysis, coulometric method, flame photometry, gas chromatography/electron capture detector, gas chromatography/mass spectrometry, gypsum, gypsum board, gypsum concrete, gypsum products, high-performance liquid chromatography/UV detector, plaster, sand in set plaster, sulfur (S8), wood-fiber plaster ,, ICS Number Code 91.100.10 (Cement. Gypsum. Lime. Mortar)
Doplňujúce informácie
| 1. Scope | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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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?These test methods appear in the following order:
1.3?The values stated in SI units are to be regarded as standard. No other units of measurement are included in these test methods. 1.4?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. 1.5?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, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.6?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. |
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| 2. Referenced Documents | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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