GB/T 4293-1984
abolished_transferred
T/GBMA 002-2020
Abolished
Group standards
T/GBMA 002-2020 Plastics industry-grade heavy calcium carbonate
T/GBMA 002-2020 Plastics industry-grade heavy calcium carbonate
Price:
$ 20.00
Basic Information
Standard Code:
T/GBMA 002-2020
Standard Type:
Group standards
Standard Status:
Abolished
is_force_gb:
no
CCS Name:
Inorganic salts
ICS Name:
Salt
Publish Date:
2020-01-21
Implement Date:
2020-02-01
Scope
Scope: The standard specifies the classification, typification, requirements, test methods, inspection rules, marking, labeling, packaging, transportation, and storage requirements for heavy calcium carbonate used in plastics. This standard applies to heavy calcium carbonate used in the plastics industry, which is made from calcite, marble, or limestone through physical grinding, and to surface-modified heavy calcium carbonate for the plastics industry after surface treatment; Main technical content: 1. Scope 2. Normative application documents 3. Molecular formula and relative molecular mass 4. Terms and definitions 5. Classification and typification 6. Requirements 6.1 Appearance 6.2 Technical requirements 7. Test methods 8. Inspection rules 9. Marking and labeling 10. Packaging, transportation, and storage Appendix 1: Test method for contact angle of heavy calcium carbonate
Development Information
Related Standards
GB/T 6275-1986
Abolished
GB/T 6275-1986 Ammonium hydrogen carbonate for industrial use
GB/T 6276.1-1986
Replaced
GB/T 6276.1-1986 Ammonium hydrogen carbonate for industrial use—Determination of total alkalinity—Volumetric method
GB/T 6276.2-1986
Replaced
GB/T 6276.2-1986 Ammonium hydrogen carbonate for industrial use—Determination of chloride content—Potentiometric method
GB/T 6276.3-1986
Replaced
GB/T 6276.3-1986 Ammonium hydrogen carbonate for industrial use—Determination sulphide content—Visible turbidimetric method
GB/T 6276.4-1986
Replaced