GB 7916-1987
Active
GB/T 40894-2021
Active
National standards
GB/T 40894-2021 Determination of prohibited substances thiamazole in cosmetics—High performance liquid chromatography
GB/T 40894-2021 Determination of prohibited substances thiamazole in cosmetics—High performance liquid chromatography
Basic Information
Standard Code:
GB/T 40894-2021
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Cosmetics
ICS Name:
Cosmetics and beauty products
Publish Date:
2021-11-26
Implement Date:
2022-06-01
Pages:
10 pages
Scope
This document describes the principles, reagents and materials, instrumentation, experimental procedures, data processing, recovery rate, and precision of the high-performance liquid chromatography method for measuring methimazole in cosmetics. This document is suitable for the determination of methimazole in aqueous solutions, ointments, and emulsions. The method's detection limit is 0.33 mg/kg, and the quantification limit is 1.0 mg/kg.
Development Information
Referenced Standards
Related Standards
GB 7919-1987
Abolished
GB 7919-1987 Procedures and methods of safety evaluation for cosmetics
GB/T 7917.1-1987
Active
GB/T 7917.1-1987 Standard methods of hygienic test for cosmetics Mercury
GB/T 7917.2-1987
Active
GB/T 7917.2-1987 Standard methods of hygienic test for cosmetics Arsenic
GB/T 7917.3-1987
Active
GB/T 7917.3-1987 Standard methods of hygienic test for cosmetics Lead
GB/T 7917.4-1987
Active