烟酰水杨酸标准品制备

Preparation of Reference Control for Assay of Nicotinylsalicylic Acid

采用乙醇重结晶法制备烟酰水杨酸标准品,通过薄层色谱和高效液相色谱法鉴别和测定该标准品,纯度大于99.5%,可作为该化合物含量测定的标准品。

The reference standard for assay of nicotinylsalicylic acid with more than 99.5 % purity was obtained by crystal method, then identified and determinated by TLC and PHLC.