为了解重庆市区未服用碘油丸的学龄儿童尿碘水平,采用酸消化砷-铈催化分光光度法,于1996年测定了211名学龄儿童午后一次尿样、结果显示:211名学龄儿童尿碘水平均值为216μg/L,其中低于100μg/L者12名,占受检人数的5.69%.该项调查结果表明,通过普及加碘盐和合理饮食,即能满足重庆市区学龄儿童碘营养需要,而无需再服用碘油丸. In order to understand the level of urinary iodine in school-age children in Chongqing who did not take iodized oil pills, urine samples of 211 school-aged children were measured by urinary arsenic-cerium catalytic spectrophotometry in 1996. The results showed that: The average iodine level was 216 μg / L, of which 12 were less than 100 μg / L, accounting for 5.69% of the number of examinees.The survey results show that iodized salt and universal diet by universal, that can meet the Chongqing school-aged children iodine Nutritional needs, without the need to take iodized oil pills.