GB/T 4840.1-1999
Replaced
GB/T 3671.2-2025
Active
National standards
GB/T 3671.2-2025 Determination of cold water solubility of water-soluble dyes
GB/T 3671.2-2025 Determination of cold water solubility of water-soluble dyes
Basic Information
Standard Code:
GB/T 3671.2-2025
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:
2025-10-05
Implement Date:
2026-05-01
Pages:
12 pages
Scope
This document describes a method for determining the solubility of water-soluble dyes in aqueous solutions at 25°C without heating.
This document is suitable for measuring the solubility of water-soluble dyes in cold water. It is not suitable for measuring absolute solubility.
Note: Appendix C lists several factors that may affect the test results.
Development Information
Same series standard
Replace the following standards
Referenced Standards
GB/T 1914-1993 Chemical analytical filter paper
GB/T 1914-2007 Chemical analytical filter paper
GB/T 1914-2017 Chemical analytical filter paper
GB/T 6682-2008 Water for analytical laboratory use—Specification and test methods
GB/T 15724-2008 Laboratory glassware—Beakers
GB/T 15724-2024 Laboratory glassware—Beakers
GB/T 15724.1-1995 Laboratory glassware—Beaker
GB/T 15724.2-1995 Laboratory glassware—Conical beaker
Adopt standards
ISO 105-Z09:1995
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