The main methods are: glass - electrodes method, potassium dichromate method and statistical method.

采用的主要方法有: 玻璃电极法, 重铬酸钾法,统计学方法等.

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The reaction conditions on oxidation of 2 - methylpyridine to 2 - acid by oxidation of potassium dichromate were studied.

研究了以2-甲基吡啶为原料,以重铬酸钾为氧化剂,利用化学氧化法合成 2- 吡啶甲酸的反应条件.

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Potassium dichromate titration method was used for determining sodium lactate in compound sodium lactate injection.

用重铬酸钾法测定复方乳酸钠注射液中的乳酸钠,方法简便、速,准确.

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