General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 42164-2022
Scope
This document describes a method for the determination of the hexavalent chromium content of leather under heat-aged conditions. This document is applicable to the determination of hexavalent chromium content in various types of chrome-tanned leather under heat aging conditions.
GB/T 42164-2022 Referenced Document
GB/T 22807 Leather and fur—Chemical tests—Determination of chromium(VI) content:Colorimetric method
GB/T 38402 Leather and fur—Chemical tests—Determination of chromium(VI) content:Chromatographic method
GB/T 39364 Leather—Chemical, physical, mechanical and fastness tests—Sampling location
ISO 17075-1:2017 Leather - Chemical determination of chromium(VI) content in leather - Part 1: Colorimetric method
ISO 17075-2:2017 Leather - Chemical determination of chromium(VI) content in leather - Part 2: Chromatographic method
QB/T 2716 Preparation of Leather Chemical Test Samples
GB/T 42164-2022 history
2022GB/T 42164-2022 Leather—Chemical tests—Thermal ageing of leather and determination of hexavalent chromium