GB/T 23769-2009
Inorganic chemical products.General method for the determination of pH values (English Version)

Standard No.

GB/T 23769-2009

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

Latest

GB/T 23769-2009

Replace By

TB/T 1437-2013

Scope

This standard specifies the principle, safety tips, general regulations, reagents, instruments and equipment, and analysis procedures for the determination of pH value in aqueous solution of inorganic chemical products by potentiometric method. This standard applies to the determination of the pH value of aqueous solutions of inorganic chemical products. The pH measurement range is 1-12.

GB/T 23769-2009 Referenced Document

• GB/T 6682-2008 Water for analytical laboratory use.Specification and test methods
• HG/T 3696.1 Inorganic chemicals for industrical use Preparations of standard and reagent solutions for chemical analysis.Part 1:Preparations of standard volumetric solutions *， 2011-12-20 Update
• HG/T 3696.3 Inorganic chemicals for industrical use.Preparations of standard and reagent solutions for chemical analysis.Part 3: Preparations of reagent solutions *， 2011-12-20 Update

GB/T 23769-2009 history

• 2009 GB/T 23769-2009 Inorganic chemical products.General method for the determination of pH values

GB/T 23769-2009 Inorganic chemical products.General method for the determination of pH values was changed to TB/T 1437-2013 Fuel filter for diesel locomotive.