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ASTM
ASTM C 22/C22M : 2000 : R2010

ASTM C 22/C22M : 2000 : R2010

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Standard Specification for Gypsum

Available format(s)

Hardcopy , PDF

Superseded date

11-11-2014

Language(s)

English

Published date

01-10-2010

Publisher

American Society for Testing and Materials

CONTAINED IN VOL. 04.01, 2015 Describes gypsum, calcium sulfate combined with two molecules of water in crystalline form and having the approximate chemical formula CaSO[4] 2H[2]O.

1.1 This specification covers gypsum, calcium sulfate combined with two molecules of water in crystalline form and having the approximate chemical formula CaSO4·2H2O.

1.2 The values stated in either inch-pound units or SI (metric) are to be regarded separately as the standard. Within the text, the SI units are shown in brackets. The values stated in each system shall be used independently of the other. Values from the two systems shall not be combined.

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

Committee
C 11
DevelopmentNote
Supersedes ASTM C 22. (11/2005)
DocumentType
Standard
Pages
2
ProductNote
Reconfirmed 2010
PublisherName
American Society for Testing and Materials
Status
Superseded
SupersededBy
Supersedes

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Hardcopy - English
PDF - English
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