QB/T 3812.15-1999
Leather.Determination of chrome oxide (English Version)

Standard No.

QB/T 3812.15-1999

Language

Chinese, Available in English version

Release Date

1984

Published By

Professional Standard - Light Industry

Status

Be replaced 2005-09

Replace By

QB/T 2720-2005

Latest

QB/T 2720-2018

Scope

This standard applies to all types of leather containing chromium salts. The definition of chromium oxide content in leather is the amount of chromium compounds measured in leather, calculated as the amount of chromium trioxide.

QB/T 3812.15-1999 history

• 2018 QB/T 2720-2018 Leather Chemistry Tests Determination of Chromium Oxide (Cr2O3): Titration Method
• 2005 QB/T 2720-2005 Leather-Chemical tests-Determination of chromic oxide
• 1984 QB/T 3812.15-1999 Leather.Determination of chrome oxide

QB/T 3812.15-1999 Leather.Determination of chrome oxide was changed to QB/T 2720-2005 Leather-Chemical tests-Determination of chromic oxide.