GB/T 2022-1980
Replaced
GB/T 23456-2009
Replaced
National standards
GB/T 23456-2009 Phosphogypsum
GB/T 23456-2009 Phosphogypsum
Basic Information
Standard Code:
GB/T 23456-2009
Standard Type:
National standards
Standard Status:
Replaced
is_force_gb:
no
CCS Name:
Gypsum products
ICS Name:
Cement, gypsum, lime, and mortar
Publish Date:
2009-03-28
Implement Date:
2010-01-01
Pages:
9 pages
Scope
This standard specifies the classification and marking, requirements, test methods, inspection rules, and packaging, labeling, transportation, and storage of phosphogypsum.
This standard applies to phosphogypsum obtained from the wet method of phosphoric acid production using phosphate rock as the raw material, with the main component being calcium sulfate dihydrate (CaSO4·2H2O).
Development Information
Superseded by the following standards
Referenced Standards
GB/T 5484-2000 Methods for chemical analysis of gypsum
GB 6566-2001 Limit of radionuclides in building materials
GB 6566-2010 Limits of radionuclides in building materials
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
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