Lugol's solution
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Iodine ions, including triiodide, have strong antiseptic properties. Various preparations are used for this purpose.
Uses
- as a topical antiseptic/antibacterial.
- as a water purification additive
Natural occurrence
- potassium iodide occurs naturally in kelp
Hazards
Production
Tincture of iodine
N.B. The word tincture implies alcohol contant
- Gather 50ml of ethanol
- Gather 2g of elemental iodine
- Gather 2.5g of sodium iodide
- Combine all of the above
- Add distilled water until the total volume is 100ml
Lughol's iodine
- Gather 1 unit by mass of elemental iodine
- Gather 2 units by mass of potassium iodide
- Gather 17 units by mass of distilled water
- Combine all of the above