GB/T 12010.7-2010
Plastic.Poly(vinyl alcohol)(PVAL)materials.Part 7:Determination for sodium hydroxide contents (English Version)

Standard No.

GB/T 12010.7-2010

Language

Chinese, Available in English version

Release Date

2010

Published By

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

Latest

GB/T 12010.7-2010

Replace

GB/T 12010.11-1989

Scope

This part of GB/T 12010 specifies the method for the determination of sodium hydroxide content in polyvinyl alcohol materials by titration. This section applies to the determination of the content of sodium hydroxide in polyvinyl alcohol materials with a degree of alcoholysis greater than 70% (mol fraction).

GB/T 12010.7-2010 Referenced Document

• GB/T 601 Chemical reagent.Preparations of reference titration solutions*， 2016-10-13 Update
• GB/T 603 Preparation of preparations and products used in chemical reagent test methods*， 2023-08-06 Update
• GB/T 6682 Water for analytical laboratory use.Specification and test methods

GB/T 12010.7-2010 history

• 2010 GB/T 12010.2-2010 Plastic.Poly(vinyl alcohol)(PVAL)materials.Part 2:Determination of properties
• 1989 GB/T 12010.7-1989 Determination for ash content of polyvinyl alcohol resins

GB/T 12010.7-2010 Plastic.Poly(vinyl alcohol)(PVAL)materials.Part 7:Determination for sodium hydroxide contents has been changed from GB/T 12010.11-1989 Determination for sodium hydroxide contents of polyvinyl alcohol resins.

GB/T 12010.7-2010 -All Parts