食盐加碘是我国碘缺乏病防治的最主要措施。盐中碘含量是否合格,保证碘盐质量是这一措施得到有效落实的中心环节。因而,对食盐巾碘含量的准确测定尤为重要。1993年,由中国地方病防治研究中心碘缺乏 Salt iodization is the most important prevention and treatment of iodine deficiency disorders in our country. Salt iodine content is qualified to ensure the quality of iodized salt is an effective implementation of this measure the central aspect. Therefore, the iodine content of iodine towel accurate determination is particularly important. In 1993, iodine deficiency was reported by the China Center for Endemic Disease Control and Prevention