中国药典1995年版规定维生素Ｃ片(ＶＣ片)用碘量法测定含量。测定过程中对样品进行前处理很麻烦。为此,我们对ＶＣ片在进行前处理和未进行前处理2种情形下,按中国药典规定的碘量法对其进行了比较测定。结果见表1。表1　ＶＣ片含量测定结果比较(标示量%)批号药典法直接滴定法960 Chinese Pharmacopoeia 1995 edition of vitamin C tablets (VC tablets) content with iodometry. It is cumbersome to pre-treat the sample during the assay. To this end, we VC film in the pre-treatment and without pre-treatment two cases, according to the provisions of the Chinese Pharmacopoeia iodometric method was compared to determine. The results are shown in Table 1. Table 1 Comparison of the results of determination of VC tablets (labeled amount%) Batch number Direct dialysis method 960