消积片由人参、白术、甘草、黄连、陈皮等１２味常用中药经提取加工而成。为了压片及矫正口感，处方中加入了大量的乳糖和蔗糖，以及其它添加剂，这些成分的存在，影响了盐酸小檗碱的含量测定。以往曾用氧化铝柱层析法［１］除杂，但供试品溶液中仍含有较多的糖，使薄层色谱分 Consumer pieces from ginseng, Atractylodes, licorice, berberine, dried tangerine peel and other commonly used 12 herbs extracted by processing. In order to tabletting and correcting the taste, the prescription adds a lot of lactose and sucrose, and other additives, the presence of these ingredients, affecting the determination of berberine hydrochloride. In the past with alumina column chromatography [1] impurity, but for the test solution still contains more sugar, thin layer chromatography