iodine [I]
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Introduction
From the Greek iodes meaning violet colored. Discovered in 1811 by French chemist Bernard Courtois.
Occurrence
- seaweed & brine wells
- Chilean saltpeter, caliche, salt wells
Characteristics
- nonmetallic halogen element
- heavy, volatile, shining blackish gray crystals
- forms blue-violet gas with irritating odor
- forms compounds with most elements
- slightly soluble in water
- pure iodine is poisonous
Uses
- biomedicine
- essential element to many species
- component of thyroxine, triiodothyronine, thyroglobulin
- deficiency causes goiter
- pharmacology
- photography
- analysis
Laboratory
- iodine in serum/plasma
- iodine in urine
- iodine in milk
- iodine in hair
- iodine in liver
- iodine in water
More general terms
More specific terms
Additional terms
- I- (iodide)
- iodophor
- Lugol's solution (iodine/iodide)
- periodic table
- povidone-iodine (Betadine)
- radioactive iodine uptake (RAIU) test
- radioactive iodine-131 (I-131) ablation
Component of
- iodine/sodium iodide
- iodine/sodium chloride
- iodine/tositumomab
- iodine/lactic acid
- iodine/isopropanol/povidone iodine
- iodine/isopropanol
- heptanoic acid/iodine
- ethanol/iodine/sodium iodide
- chloroxylenol/iodine/menthol
- ca+2/iodine/isoproterenol
- iodine/potassium iodide
- povidone-iodine (Betadine)
- Lugol's solution (iodine/iodide)