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ASTM C471M-20a

Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric)
- 발행일 : 2020-12-01
- 발행기관 : ASTM
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상세정보

분야

04.01 : 시멘트, 석회, 석고

적용범위

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:

?	?	Sections
?	Preparation of Sample	4
?	Complete Procedure	5 ? 16
?	Alternative Procedure for Analysis of Free Water in	17
?	?????Gypsum Using a Moisture Balance	?
?	Alternative Procedure for Analysis of Combined Water in	18
?	?????Gypsum Using a Moisture Balance	?
?	Alternative Procedure for Analysis of Organic Material	19
?	?????and Carbon Dioxide in Gypsum by High Temperature	?
?	?????Weight Loss	?
?	Alternative Procedure for Analysis for Calcium Sulfate by	20
?	?????Ammonium Acetate Method	?
?	Alternative Procedure for Analysis for Sodium Chloride by	21
?	?????the Coulometric Method	?
?	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	?
?	Optional Procedure for Analysis for Sodium by Flame	25
?	?????Photometry	?
?	Determination of Orthorhombic Cyclooctasulfur (S₈) in	26
?	?????Ggypsum Panel Products?General Provisions	?
?	Determination of Orthorhombic Cyclooctasulfur (S₈) in	27
?	?????Gypsum Panel Products by Gas Chromatograph	?
?	?????Equipped with a Mass Spectrometer (GS/MS)	?
?	Determination of Orthorhombic Cyclooctasulfur (S₈) in	28
?	?????Gypsum Panel Products by Gas Chromatograph	?
?	?????Equipped with an Electron Capture Detector (GC/ECD)	?
?	Determination of Orthorhombic Cyclooctasulfur (S₈) in	29
?	?????Gypsum Panel Products by High-performance Liquid	?
?	?????Chromatograph Equipped with and Ultraviolet Detector	?
?	?????(HPLC/UV)	?

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.

국제분류(ICS)코드

91.100.10 : 시멘트. 석고. 모르타르

페이지수

Edition

20a

이력정보

No.	표준번호	표준명	발행일	상태
1	ASTM C471M-24상세보기	Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric)	2024-04-01	표준
2	ASTM C471M-24 REDLINE상세보기	Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric)	2024-04-01	표준
3	ASTM C471M-20a REDLINE상세보기	Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric)	2020-12-01	구판
4	ASTM C471M-20a상세보기	Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric)	2020-12-01	구판
5	ASTM C471M-20ae1상세보기	Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric)	2020-12-01	구판
6	ASTM C471M-20 REDLINE상세보기	Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric)	2020-10-01	구판
7	ASTM C471M-20상세보기	Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric)	2020-10-01	구판
8	ASTM C471M-17a상세보기	Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric)	2017-10-01	구판
9	ASTM C471M-17ae1상세보기	Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric)	2017-10-01	구판
10	ASTM C471M-17e1상세보기	Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric)	2017-06-01	구판
11	ASTM C471M-17상세보기	Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric)	2017-06-01	구판
12	ASTM C471M-16a상세보기	Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric)	2016-06-15	구판
13	ASTM C471M-16상세보기	Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric)	2016-01-01	구판
14	ASTM C471M-14상세보기	Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric)	2014-11-01	구판
15	ASTM C471M-13상세보기	Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric)	2013-12-01	구판
16	ASTM C471M-01(2012)상세보기	Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric)	2012-06-01	구판
17	ASTM C471M-01(2006)e1상세보기	Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products [Metric]	2006-12-01	구판
18	ASTM C471M-96상세보기	Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products [Metric]	2001-12-10	구판
19	ASTM C471M-01상세보기	Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products [Metric]	2001-12-10	구판