【摘要】 本文采用邻二氮菲—铁(Ⅲ)为显色剂,测定了注射剂和片剂中抗坏血酸的含量;抗坏血酸的浓度与吸收度间线性关系良好,相关系数γ=0.9999,结果与碘量法基本一致。更多还原

【Abstract】 Ascorbic acid was determined by using fer-roin as a coloring agent. The maximum absorp-tion wavelength was 510nm. The method is sim-ple and reproducible.更多还原