QB/T 2345-1997
Determination of the Average Relative Molecular Mass of Fatty Alkyl Dimethyl Betaines by Gas-Liquid Chromatography (English Version)

Standard No.

QB/T 2345-1997

Language

Chinese, Available in English version

Release Date

1998

Published By

Professional Standard - Light Industry

Status

Be replaced 2014-03

Replace By

QB/T 2345-2013

Latest

QB/T 2345-2013

Scope

This standard specifies a packed gas-liquid chromatography method for determining the average relative molecular mass of fatty alkyl dimethyl betaine. This standard is applicable to the determination of a single type of sample, and is not applicable to mixtures with other components and samples containing other interfering organic compounds.

QB/T 2345-1997 history

• 2013 QB/T 2345-2013 Determination of mean relative molecular weight of alkyldimethylbetain by GC
• 1998 QB/T 2345-1997 Determination of the Average Relative Molecular Mass of Fatty Alkyl Dimethyl Betaines by Gas-Liquid Chromatography