GB/T 3143-1982
Active
GB/T 40191-2021
Active
National standards
GB/T 40191-2021 Determination of restricted preservatives in toothpaste—High performance liquid chromatography method
GB/T 40191-2021 Determination of restricted preservatives in toothpaste—High performance liquid chromatography method
Basic Information
Standard Code:
GB/T 40191-2021
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Toothpaste, soap, and detergent
ICS Name:
Chemical analysis
Publish Date:
2021-05-21
Implement Date:
2021-12-01
Pages:
6 pages
Scope
This standard specifies the high-performance liquid chromatography (HPLC) method for determining the content of the restricted preservatives sorbic acid and benzoic acid in toothpaste.
This standard is applicable to the determination of the content of the restricted preservatives sorbic acid, benzoic acid, and their salts in toothpaste.
The detection limit of this standard method is 0.5 mg/kg.
Development Information
Referenced Standards
Related Standards
GB/T 4472-1984
Replaced
GB/T 4472-1984 General rule for determination of density and relative density for chemical products
GB/T 4946-1985
Replaced
GB/T 4946-1985 Terms of gas chromatography
GB/T 5274-1985
Replaced
GB/T 5274-1985 Gas analysis—Preparation of calibration gas mixtures—Weighing methods
GB/T 5831-1986
Replaced
GB/T 5831-1986 Determination of trace oxygen in the gases—Colorimetric method
GB/T 5832.2-1986
Replaced