化痰散结中药及应季蔬菜碘含量的测定

· 2430 · 中华中医药杂志(原中国医药学报)2012年9月第27卷第9期 CJTCMP,September 2012, Vol . 27, No.9 ·研究报告· 化痰散结中药及应季蔬菜碘含量的测定 岳颖，朱晓云，高亚芹，金磊，王吉，刘喜明 （中国中医科学院广安门医院，北京 100053） 摘要：目的：测定临床常用化痰散结中药及应季蔬菜中碘的含量。方法：采用湿法消化处理样品，以国标规定碘盐中碘的测定方法为标准，以淀粉为指示剂，用硫代硫酸钠溶液滴定。结果：昆布的含碘量为558.92μg/g、海藻377.47μg/g、紫菜35.76μg/g、生牡蛎27.77μg/g、香附14.91μg/g、夏枯草8.86μg/g、贝母4.77μg/g、土贝母2.02μg/g、玄参1.85μg/g、芹菜1.88μg/g、菠菜0.75μg/g、木耳0.16μg/g、油菜0.00μg/g，其中由夏枯草等中药组成的甲肿消复方含碘量为2.11μg/g。结论：昆布、海藻的含碘量最高，紫菜、生牡蛎、香附、夏枯草次之，贝母、土贝母、玄参、芹菜中含碘量较少，木耳、菠菜、油菜中几乎不含碘，甲肿消复方含碘量并不高于单味药。 关键词：中药；化痰散结；含碘量 基金资助：国家自然科学基金（No.30873252） Determination on the content of iodine in Chinese herbal medicine and seasonable vegetables YUE Ying, ZHU Xiao-yun, GAO Ya-qin, JIN Lei , WANG Ji, LIU Xi-ming ( Guang’anmen Hospital of China Academy of Chinese Medical Sciences, Beijing 100053, China ) Abstract: Objective: To determine the content of iodine in the seasonal vegetables and commonly used Chinese herbal medicine with the function of dissolving phlegm and resolving messes. Methods: Samples were processed with wet-oxidation, and then titrated with sodium thiosulfate solution. Starch was used as the titration indicator, and the national standard by which the iodine content in iodized salt was determined was used. Results: The content of iodine in kelp was 558.92μg/g, seaweed 377.47μg/g, laver 35.76μg/g, raw oyster 27.77μg/g, rhizoma cyperi 14.91μg/g, prunella vulgaris 8.86μg/g, fritillaria 4.77μg/g, bolbostemma paniculatum 2.02μg/g, fi gwort 1.85μg/g, celery 1.88μg/g, spinach 0.75μg/