Iodine Crystal Medical Grade 99.5%

Iodine, a non-metallic element, element symbol I, element 53 of the periodic table of elements, is in the fifth cycle of the periodic table of chemical elements, and belongs to group VII A, one of the halogen elements. In 1811, French pharmacist Kuteva first discovered simple iodine. The elemental iodine is purple black crystal, easy to sublimate, easy to sublimate after sublimation, toxic and corrosive. Simple iodine will turn blue and purple when it meets starch. It is mainly used for making medicines, dyes, iodine liquor, test paper and iodine compounds.

Iodine is one of the essential microelements for the human body. The total amount of iodine in healthy adults is 30 mg (20-50 mg). The national standard for adding iodine to table salt is 20-30 mg/kg.

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