GB 4947-1990
Replaced
GB/T 21524-2008
Active
National standards
GB/T 21524-2008 Particle size determination of inorganic chemical products—Sieving method
GB/T 21524-2008 Particle size determination of inorganic chemical products—Sieving method
Basic Information
Standard Code:
GB/T 21524-2008
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Inorganic chemical raw materials
ICS Name:
Chemical elements
Publish Date:
2008-04-01
Implement Date:
2008-09-01
Pages:
5 pages
Scope
This standard specifies the method for determining the particle size of inorganic chemical products. This standard is applicable to the determination of the particle size of inorganic chemical products with a particle size greater than 45μm, which are not hygroscopic or soluble in water.
Development Information
Referenced Standards
Adopt standards
ISO 2926:1974
Related Standards
GB 913-1985
Replaced
GB 913-1985 Mercury
GB/T 536-1988
Replaced
GB/T 536-1988 Liquefied anhydrous ammonia
GB/T 2449-1992
Replaced
GB/T 2449-1992 Sulphur for industrial use and its testing methods
GB/T 3864-1996
Replaced
GB/T 3864-1996 Industrial nitrogen
GB/T 5138-1996
Replaced