This standard specifies the criteria for the delineation of high iodine areas and endemic high iodine goiter disease areas. This standard is applicable to the determination of water source high iodine areas and endemic high iodine goiter disease areas.
GB/T 19380-2003 history
2016GB/T 19380-2016 Definition and demarcation of water-borne iodine-excess areas and iodine-excess endemial areas
2003GB/T 19380-2003 Determination and classification of the areas of high water iodine and the endemic areas of iodine excess goiter