PH值
From Wikipedia, the free encyclopedia
pH,也称pH值、氢离子浓度指数、酸碱值、[离𢀖]标值,是溶液中氢离子活度个一种标度,也就是通常意义上溶液酸碱程度个衡量标准。迭个概念是1909年由丹麦生物化学家瑟伦·索伦森提出个。
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