GB/T 39307-2020
Fluorescent whitening agents—Determination of shade and relative whiteness—Plastic coloring (English Version)

Standard No.

GB/T 39307-2020

Language

Chinese, Available in English version

Release Date

2020

Published By

国家市场监督管理总局、中国国家标准化管理委员会

Latest

GB/T 39307-2020

Scope

This standard specifies the method for the determination of the shade and whitening intensity of fluorescent whitening agents. This standard is applicable to the determination of the shade and whitening strength of cross-light brighteners by the plastic coloring method.

GB/T 39307-2020 Referenced Document

• GB/T 2374 Dyestuffs—General rules for dyeing test
• GB/T 9338 Fluorescent whitening agents.Determination of relative whiteness.Instrumental measurement

GB/T 39307-2020 history

• 2020 GB/T 39307-2020 Fluorescent whitening agents—Determination of shade and relative whiteness—Plastic coloring