GB/T 22807-2019
Leather and fur—Chemical tests—Determination of chromium(VI) content:Colorimetric method (English Version)

Standard No.

GB/T 22807-2019

Language

Chinese, Available in English version

Release Date

2019

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Latest

GB/T 22807-2019

Replace

GB/T 22807-2008

Scope

This standard specifies a method for the spectrophotometric determination of hexavalent chromium content in leather and fur. This standard is applicable to the determination of hexavalent chromium content in various types of leather, fur and their products.

GB/T 22807-2019 Referenced Document

• GB/T 38402 Leather and fur—Chemical tests—Determination of chromium(VI) content:Chromatographic method
• GB/T 6682 Water for analytical laboratory use.Specification and test methods
• QB/T 1267 Fur.Chemical,physical and mechanical and fastness tests.Sampling location
• QB/T 1272 Fur.Preparation of chemical test samples
• QB/T 1273 Fur.Chemical tests.Determination of volatile matter
• QB/T 2706 Leather-Chemical, physical and mechanical and fastness tests - Sampling location
• QB/T 2716 Preparation of Leather Chemical Test Samples
• QB/T 2717 Leather chemical testing volatiles determination

GB/T 22807-2019 history

• 2019 GB/T 22807-2019 Leather and fur—Chemical tests—Determination of chromium(VI) content:Colorimetric method
• 2008 GB/T 22807-2008 Leather and fur.Chemical tests.Determination of chromium Ⅵ content