Standard No.:	GB/T 9724-2007
Chinese Name:	化学试剂 pH值测定通则
English Name:	Chemical reagent—General rule for the determination of pH
Professional Classification:	G60 Chemical reagent in general
Professional Classification:	GB National Standard
ICS Classification:	71.040.30 Chemical reagents
Issued by:
Issued on:	2007-12-18
Implemented on:	2008-04-01
Status:	VALID
Replace:	GB/T9724-1988 Chemical reagent-General rules for the determination of pH
Language:	English
File Format:	PDF
Word Count:	2500 words
Price(USD):	75 (USD)
Delivery:	via email in 1-3 business day

This national standard specifies the general rules for measurement of the ph value of water solution in electrometric method.
This national standard is applicable to the measurement of the ph value of chemical reagent and water solution. The measurement range is PH 1~ 12.

下列文件中的条款通过本标准的引用而成为本标准的条款。凡是注日期的引用文件,其随后所有的修改单(不包括勘误的内容)或修订版均不适用于本标准,然而,鼓励根据本标准达成协议的各方研究是否可使用这些文件的最新版本。凡是不注日期的引用文件,其最新版本适用于本标准。
GB/T601 化学试剂 标准滴定溶液的制备
GB/T603 化学试剂 试验方法中所用制剂及制品的制备(GB/T603-2002,ISO6353-1:1982,NEQ)
GB/T6682 分析实验室用水规格和试验方法(GB/T6682-1992,neqISO3696:1987)
JJG119-2005 实验室pH(酸度)计