It is necessary to have potassium permanganate on the farm, as its aqueous solutions are used to treat certain diseases. Just to handle this substance should be as careful as possible, since they often get dirty things. However, the stain can be removed using chemicals and improvised means.
If a stain from potassium permanganate appears on the clothes, then this is not a reason to send it to the scrap, you can quickly navigate and save your favorite thing. The main thing in this case is not to leave work for later, since the substance can enter the structure of the tissue and it will subsequently be practically impossible to remove.
Yogurt and whey
With a fresh stain from potassium permanganate, yogurt or whey will help. It is necessary to fill the stain with a fermented milk product and allow contaminated clothing to soak for about 5 hours. It is important to ensure that contamination is constantly in yogurt or whey. After 5 hours, the clothes will need to be washed in cool water, as a rule, there is no trace of the stain. However, there are times when stains are visible on clothing, but you can get rid of them. You will need to wash the thing in a machine with washing powder.
Oxalic acid
If the stain from potassium permanganate is old, then you can get rid of it with oxalic acid. You will need to dilute it with water in a proportion of 5 g per 125 ml. Then put a clean, dry rag on the wrong side of the contaminated clothing. In the solution, a cotton swab should be moistened and a stain from potassium permanganate should be wiped. Vata will quickly become covered with impurities, it must be changed to clean. As soon as you manage to remove the stain from potassium permanganate, you should wash the thing first in hot water, and then in warm.
Fixer
Before choosing a method of getting rid of stains from potassium permanganate, it is recommended to pay attention to the shade and condition of the damaged tissue. If it is white or has strongly absorbed contamination, then removing the stain from it will be difficult. In this case, you will need to purchase a 10% solution of sodium thiosulfate, which is also called fixer, in a chemical laboratory or photo store. It will need to be diluted with water in a proportion of 25 g per 200 ml. You need to act as when cleaning clothes with oxalic acid.
