GB/T 4840.1-1999
Replaced
T/ZZB 0879-2018
Active
Group standards
T/ZZB 0879-2018 Hydroxybenzoic acid
T/ZZB 0879-2018 Hydroxybenzoic acid
Price:
$ 20.00
Basic Information
Standard Code:
T/ZZB 0879-2018
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Basic organic chemical raw materials
ICS Name:
Comprehensive Chemical Products
Publish Date:
2018-12-24
Implement Date:
2018-12-31
Scope
Main technical content: This standard specifies the terms and definitions of p-hydroxybenzoic acid, basic requirements, technical requirements, test methods, inspection rules, marking, labeling, packaging, transportation, storage, and quality commitments. This standard applies to p-hydroxybenzoic acid produced by the Kolbe-Schmitt carboxylation reaction method. The product is mainly used as a raw material for liquid crystal polymers and other materials.
Development Information
Related Standards
GB/T 4840.2-1999
Replaced
GB/T 4840.2-1999 o-Nitroaniline
GB/T 4840.3-1999
Replaced
GB/T 4840.3-1999 m-Nitroaniline
GB 16483-2000
Replaced
GB 16483-2000 General rules for preparation of chemical safety data sheet
GB/T 6678-2003
Active
GB/T 6678-2003 General principles for sampling chemical products
GB/T 6679-2003
Active