GB/T 4840.1-1999
Replaced
T/NAIA 018-2020
Active
Group standards
T/NAIA 018-2020 Sodium methoxide in methanol solution
T/NAIA 018-2020 Sodium methoxide in methanol solution
Price:
$ 20.00
Basic Information
Standard Code:
T/NAIA 018-2020
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Organic chemical raw materials
ICS Name:
Comprehensive Chemical Products
Publish Date:
2020-10-20
Implement Date:
2020-11-01
Scope
Main technical content: This standard applies to methanol sodium methanolate solution supported by dehydration of methanol and sodium hydroxide, and also applies to methanol sodium methanolate solution generated by the reaction of methanol with metallic sodium. The requirement for the content of free alkali (calculated as sodium hydroxide) has been modified from ≤0.6% to ≤0.24%.
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