Lugol's iodine

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An aqueous solution of iodine/iodide composed of 0.5 g of iodine and 1.0 g of potassium iodide dissolved in 50 ml of water. Lugol's iodine is used to remove excess mercuric chloride fixatives from tissue preparations. Lugol's iodine has also been used to remove blackened mercuric sulfide stains from herbarium sheets (Hawks and Bell 1999).

Additional Information

° C.Hawks, D.Bell, "Removal of Stains Caused by Mercuric Chloride Treatments from Herbarium Sheet Labels" in ICOM Preprints, Lyon, 1999. p. 723-727.