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ASTM C22/C22M

Standard Specification for Gypsum

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Organization: ASTM
Publication Date: 10 May 2000
Status: inactive
Page Count: 2
ICS Code (Cement. Gypsum. Lime. Mortar): 91.100.10
scope:

1. Scope

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.

Document History

May 10, 2000
Standard Specification for Gypsum
This specification covers gypsum, calcium sulfate combined with two molecules of water in crystalline form and having the approximate chemical formula CaSO4·2H2O. The values stated in either...
ASTM C22/C22M
May 10, 2000
Standard Specification for Gypsum
1. Scope 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...
May 10, 2000
Standard Specification for Gypsum
This specification covers gypsum, calcium sulfate combined with two molecules of water in crystalline form and having the approximate chemical formula CaSO4·2H2O. The values stated in either...
May 10, 2000
Standard Specification for Gypsum
This specification covers gypsum, calcium sulfate combined with two molecules of water in crystalline form and having the approximate chemical formula CaSO(4)·2H(2)O. The values stated in either...
May 10, 1996
Standard Specification for Gypsum
1. Scope * 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...
November 10, 1995
STANDARD SPECIFICATION FOR GYPSUM
A description is not available for this item.
July 15, 1995
STANDARD SPECIFICATION FOR GYPSUM
A description is not available for this item.
March 15, 1991
STANDARD SPECIFICATION FOR GYPSUM
A description is not available for this item.
February 23, 1990
STANDARD SPECIFICATION FOR GYPSUM
A description is not available for this item.
August 26, 1983
STANDARD SPECIFICATION FOR GYPSUM
A description is not available for this item.

References

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