PROPERTIES：Black or blue black, metallic flake crystals or lumps, heavy quality, crisp, olfactory, at room temperature can be volatile.
Medical industry：Wide disinfectant for iodine tincture of iodine); used for synthesis of sodium iodide, potassium iodide, compound iodine solution, iodinated oil and other; iodine of radioactive elements has special resistance, drink lipiodol for X-ray contrast agent.
Food industry：Additive for synthesis of sodium iodate, potassium iodate and other food.
Others：In chemical and metallurgical industries as catalysts
In the manufacture of pesticides in agricultural raw materials, such as 4- iodo Phenoxy Acetic acid.
In the Raw materials used in the synthesis of organic dyes
In the lighting for the production of colored lights with iodine tungsten lamp, etc..
| Industrial iodine standard | Chinese pharmacopoeia standard | Standard of British Pharmacopoeia | American pharmacopoeia standard | |
| Specification | INDUSTRIAKQ/02MY004-2003 | CP2005 | BP2007 | USP30 |
| Assay % | ≥98.5 | ≥99.5 | 99.5-100.5 | 99.8-100.5 |
| Chloride&Bromide % | ≤0.03 | ≤0.014 | ≤0.025 | ≤0.028 |
| Non-volatile matter % |
≤0.05 |
≤0.05 | ≤0.1 | ≤0.05 |
| Sulphate % | ≤0.03 | ≤0.03 | – | – |
