GB/T 4840.1-1999
Replaced
GB/T 2384-2021
Active
National standards
GB/T 2384-2021 Dyes intermediates—General method for the determination of melting range
GB/T 2384-2021 Dyes intermediates—General method for the determination of melting range
Price:
$ 50
Basic Information
Standard Code:
GB/T 2384-2021
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Basic standards and general methods for dyes
ICS Name:
Comprehensive Chemical Products
Publish Date:
2021-12-31
Implement Date:
2022-07-01
Pages:
7 pages
Scope
This document specifies a general method for determining the melting point of dye intermediates using the capillary liquid bath method and the capillary melting point meter method.
This document is applicable to the determination of the melting point of crystalline or powdered dye intermediates.
Development Information
Replace the following standards
Referenced Standards
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