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目的 了解海口市1996~2000年碘盐含碘量检测情况。方法 直接抽取盐务公司加工厂和居民家中食盐,用硫代硫酸钠直接滴定法或溴水氧化法滴定进行定量测定。结果 加工厂和居民家中食盐含碘量合格率(77.4%)都比较低。结论 强化碘盐卫生质量管理,提高碘盐合格率仍是当务之急。
Objective To understand the detection of iodine in iodized salt in Haikou from 1996 to 2000. Methods Direct extraction of salt from processing factories and residents’ houses of salt companies was carried out by titration with sodium thiosulfate direct titration method or brominated water oxidation method for quantitative determination. Results The qualified rate of iodine in salt in processing factories and residents was lower (77.4%). Conclusion It is urgent to strengthen the quality control of iodized salt and improve the qualified rate of iodized salt.