pH
来自维基词典,自由的词典
来自维基词典,自由的词典
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原于1909年由瑟伦·索伦森引入,当时他使用了记号pH+来表示溶液中所谓的“氢离子指数”(Wasserstoffionenexponent)。字母p可能是随意选定的,有理论认为它是德語 Potenz (“幂”)的缩写。“H”则是氢元素的化学符号。
pH
pH
pH
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