Chinese Standard: GB/T 9724-2007

Chemical reagent—General rule for the determination of pH

NEQ  ISO 6353-1:1982

全国化学标准化技术委员会化学试剂分会(SAC/TC 63/SC 3)

本标准规定了用电位法测定水溶液pH值的通则。
本标准适用于化学试剂水溶液pH值的测定。pH值测定范围为1～12。

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