GB/T 2022-1980
Replaced
GB 31893-2015
Active
National standards
force_standard
GB 31893-2015 Limit and determination of the water-soluble chromium(Ⅵ) content for cement
GB 31893-2015 Limit and determination of the water-soluble chromium(Ⅵ) content for cement
Basic Information
Standard Code:
GB 31893-2015
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
yes
CCS Name:
Cement
ICS Name:
Cement, gypsum, lime, and mortar
Publish Date:
2015-09-11
Implement Date:
2016-10-01
Pages:
11 pages
Scope
This standard specifies the limit of water-soluble chromium (VI) in general silicate cement and the method of determination.
This standard applies to general silicate cement and other cements that are specifically designated to use this standard.
Development Information
Referenced Standards
GB/T 6682-1992 Water for analytical laboratory use—Specification and test methods
GB/T 6682-2008 Water for analytical laboratory use—Specification and test methods
GB 12573-1990 Sampling method of cement
GB/T 12573-2008 Sampling method for cement
GB/T 17671-1999 Method of testing cements—Determination of strength
GB/T 17671-2021 Test method of cement mortar strength(ISO method)
JJG 196-2006 Working Glass Container
JC/T 681-2022 Planetary cement mortar mixer
JC/T 681-1997 Planetary cement sand mix mixer
JC/T 681-2005 Mixer for mixing mortars
Related Standards
GB/T 177-1985
Abolished
GB/T 177-1985 Test method for strength of hydraulic cement mortar
GB/T 6645-1986
Replaced
GB/T 6645-1986 Granulated electric furnace phosphorous slag used for cement production
GB/T 7897.1-1987
Replaced
GB/T 7897.1-1987 Test method of mechanical properties of mortar for ferrocement General principle
GB/T 7897.2-1987
Replaced
GB/T 7897.2-1987 Test method of mechanical properties of mortar for ferrocement Test of bending strength
GB/T 7897.3-1987
Replaced