GB/T 2022-1980
Replaced
GB/T 27973-2011
Active
National standards
GB/T 27973-2011 Methods for chemical analysis of volatilized silica
GB/T 27973-2011 Methods for chemical analysis of volatilized silica
Basic Information
Standard Code:
GB/T 27973-2011
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Cement
ICS Name:
Cement, gypsum, lime, and mortar
Publish Date:
2011-12-30
Implement Date:
2012-10-01
Pages:
21 pages
Scope
This standard specifies the analysis methods for silica dioxide, iron trioxide, magnesium oxide, loss on ignition, alkali content, moisture content, and chloride ions in silica fume.
This standard is applicable to coagulated silica fume and microsilica powder.
Development Information
Referenced Standards
GB/T 2007.1-1987 General rules for the sampling and sample preparation of minerals in bulk—Sampling by manual method
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
JJG 196-2006 Working Glass Container
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