GB/T 7381-2010
Surface active agents.Determination of stability in hard water (English Version)

Standard No.

GB/T 7381-2010

Language

Chinese, Available in English version

Release Date

2011

Published By

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

Latest

GB/T 7381-2010

Replace

GB/T 7381-1993

Scope

This standard specifies a method for determining the stability of surfactants in hard water. This standard applies to the determination of the stability of surfactants that are easily soluble in hard water at a certain temperature.

GB/T 7381-2010 Referenced Document

• GB/T 6367 Surface active agents.Preparation of water with known calcium hardness*， 2012-12-31 Update

GB/T 7381-2010 history

• 2011 GB/T 7381-2010 Surface active agents.Determination of stability in hard water
• 1993 GB/T 7381-1993 Surface active agents. Determination of stability in hard water