Large amount of acid radical ion of acid salt can coexist or not in the solution depends on whether they have proton transfer reaction.

一般酸式酸根离子在溶液中能否大量共存，主要看它们之间能否发生质子转移反应。

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The method has good sensitivity and selectivity. Proper amount of other halide ions, inorganic acid radical ions and metal ions dont interfere the determination.

方法具有较高的灵敏度和选择性，相当量的其他卤离子、酸根离子及一定量的金属离子不干扰测定。

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Bean oil acid radical capped tea polyphenols were prepared using modification method. The structure of the prepared product was characterized by infrared spectroscopy.

采用分子修饰法制备了豆油脂肪酸酐修饰的茶多酚，通过红外光谱对分子修饰的茶多酚进行了结构表征。

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