Continue applying the solution until the stain has been bleached out.
How to get iodine stains out of waxed floor.
For the best results work from the outside of the stain toward the center.
The longer it sits there the harder it will be to.
Apply the solution to a cloth and use the cloth to apply the solution to the stain.
Then remove the dried paste rinse the area with clear water and dry.
Apply this paste to the stain and cover with a damp pad to retard evaporation.
Leave the cleaning solution on the spill for at least five minutes so it can work its magic.
The good news is that there are options for cleanup if someone accidentally drips or spills iodine onto a vinyl floor.
If the iodine stain is especially old or saturated the ammonia and dishwashing solution may not have been strong enough to remove the stain.
For tougher stains make a bleach poultice from powdered detergent bleach and water.
To create a stronger solution combine one cup 240 ml of cool water with 1 teaspoon 4 9 ml of sodium thiosulfate in a small bowl.