1.1 These test methods cover the chemical analysis of gypsum and gypsum products, including gypsum ready-mixed plaster, gypsum wood-fibered plaster and gypsum concrete.

Note 1-Gypsum reference standard materials, prepared by Domtar, Inc are available through Brammer Standards Company...

1.1 This specification covers treated core and nontreated core gypsum sheathing, which is designed to be used as a sheathing on buildings.

Note 1--Specification C1280 contains application procedures for gypsum sheathing board.

1.2 The values stated in either inch-pound or SI (metric)...

1.1 This specification covers the gypsum boards described in 1.1.1-1.1.9.

Note 1-Specifications C840, C841, C844 and C1280 contain application procedures for gypsum board.

1.1.1 Gypsum wallboard ,designed for use on walls, ceilings, or partitions and that affords a surfac...

1.1 This test method describes a type of composite foam hardness measurement device known as durometer: Type CF. The procedure for determining indentation hardness of substances comprised of two or more elastomeric materials, one of which is a foam or foam like material. These are classified as c...

1.1 This test method covers the determination of the flexural strength of hydraulic-cement mortars.

1.2 The values stated in SI units are to be regarded as the standard. The values shown in parentheses are for information only.

1.3 This standard does not purport to address all of ...