GB/T 11213.6-1989
Sodium hydroxide for chemical fiber use--Determination of sulphate mass fraction--Turbidimetric method (English Version)

Standard No.

GB/T 11213.6-1989

Language

Chinese, Available in English version

Release Date

1989

Published By

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

Status

Be replaced 2007-06

Replace By

GB/T 11213.5-2006

Latest

GB/T 11213.5-2006

Scope

This standard specifies the method for the determination of sulfate content in sodium hydroxide for chemical fiber. This standard applies to products with a sulfate content (calculated as sodium sulfate) of 0.002% to 0.07% in sodium hydroxide.

GB/T 11213.6-1989 history

• 2006 GB/T 11213.5-2006 Sodium hydroxide for chemical fiber use.Determination of sulphate content
• 1989 GB/T 11213.6-1989 Sodium hydroxide for chemical fiber use--Determination of sulphate mass fraction--Turbidimetric method

GB/T 11213.6-1989 Sodium hydroxide for chemical fiber use--Determination of sulphate mass fraction--Turbidimetric method was changed to GB/T 11213.5-2006 Sodium hydroxide for chemical fiber use.Determination of sulphate content.

GB/T 11213.6-1989 -All Parts