GB/T 23769-2009: Inorganic Chemical Products - General Method for the Determination of pH Values

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Scope

This Standard specifies the principles, safety tips, general provisions, reagents,
apparatus, and analytical procedures for the determination of the pH value of aqueous
solutions of inorganic chemical products by the potentiometric method.
This Standard is applicable to the determination of the pH value of aqueous solutions
of inorganic chemical products. The measurement range of pH value is 1~12.

Basic Data

Standard ID	GB/T 23769-2009 (GB/T23769-2009)
Description (Translated English)	Inorganic Chemical Products - General Method for the Determination of pH Values
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	G10
Classification of International Standard	71.060.01
Word Count Estimation	8,859
Date of Issue	2009-05-13
Date of Implementation	2010-01-01
Quoted Standard	GB/T 6682-2008; HG/T 3696.1; HG/T 3696.3
Regulation (derived from)	PRC National Standard Approval Announcement 2009 No.6 (Total No.146)
Issuing agency(ies)	General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary	This standard specifies the principle of measuring the pH of the aqueous solution of inorganic chemical products, electricity counterpoint, safety tips, general provisions, reagents, instruments and equipment, analysis steps. This standard applies to the determination of inorganic chemical products aqueous solution pH. Determination of pH in the range of 1 to 12.