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来源：雅诚德英语网
The content of total vitamin C and reductive ascorbic acid were determined by 2,4-dinitrobenzene hydrazine.
总维生素C、还原型维生素C含量的测定采用2，4二-硝基苯肼法。
The content of total vitamin C and reductive ascorbic acid were determined by 2,4-dinitrobenzene hydrazine.
总维生素C、还原型维生素C含量的测定采用2，4二-硝基苯肼法。