中国药典95年版一部与已往各版药典相比,各方面水平有了很大提高,但在实践中仍发现存在不妥之处。笔者仅就该药典第117页延胡索的化学鉴别谈一点看法。 原文如下:“取本品粉末 2 g,加 0.25mol/L硫酸溶液20 ml,振摇片刻,滤过。取滤液 2 ml,加 1％铁氰化钾溶液 0.4 ml与 1％三 Compared with the past editions of the Pharmacopoeia, the Chinese Pharmacopoeia 95 has greatly improved the level of all aspects, but in practice it still finds that there are flaws. The author only commented on the chemical identification of Corydalis on page 117 of the pharmacopoeia. The original text is as follows: “Take this product powder 2 g, add 0.25 mol/L sulfuric acid solution 20 ml, shake for a while, filter. Take the filtrate 2 ml, add 1% potassium ferricyanide solution 0.4 ml and 1%