Maybe this can help you Jean.
1. Using a clean white cloth, sponge the stain with a dry-cleaning solvent.
2. Blot until the solvent is absorbed.
3. If the stain remains, mix one tablespoon of sodium thiosulfate with one cup of warm water. Sponge the stain with this solution. Blot until the liquid is absorbed.
4. Sponge with cold water and blot dry.
This link uses mild dish soap and water, then moves on to baking soda and vinegar:
Hope this helps you:
Hi Jean, sorry you have iodine on your carpet. Hope this helps. Stay well. Search Results
Mix 1/4 teaspoon mild dishwashing liquid with one cup of warm water. Working from the inside of the stain, gently apply the cleaning solution to the stain. Blot with a dry cloth. Continue, slowly and patiently applying and blotting until the stain is removed.Jul 4, 2017
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There is some good information here!
Thank you so much for the information. Unfortunately the stain is dried but I will try to see how much I can remove using these methods you’ve provided.