GB/T 23978-2009
Liquid dyes.Determination of chloride of chloride ion.Ion chromatography (English Version)

Standard No.

GB/T 23978-2009

Language

Chinese, Available in English version

Release Date

2009

Published By

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

Status

Be replaced 2021-10

Replace By

GB/T 23978-2020

Latest

GB/T 23978-2020

Scope

This standard specifies the method for determining the chloride ion content of water-soluble liquid dyes by ion chromatography. This standard applies to the determination of trace chloride ion content in water-soluble liquid dyes by ion chromatography.

GB/T 23978-2009 Referenced Document

• GB/T 1266-2006 Chemical reagent-Sodium chloride
• GB/T 602-2002 Chemical reagent--Preparations of standard solutions for impurity
• GB/T 6682-2008 Water for analytical laboratory use.Specification and test methods
• GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values

GB/T 23978-2009 history

• 2020 GB/T 23978-2020 Determination of chloride in water-soluble dyes
• 2009 GB/T 23978-2009 Liquid dyes.Determination of chloride of chloride ion.Ion chromatography