How to bring potassium permanganate

Potassium permanganate - thing in the house is necessary. Its water solutions are used to treat many diseases. However, to use this drug should gently, so as not to stain them things. If this happens, try to list the potassium permanganate with the help of some available tools and chemicals.

You will need

• Serum or yogurt
• Oxalic acid
• Wool
• Washing machine and washing powder
• Water
• Rag
• Sodium thiosulfate
• Sulfuric acid or potassium metabisulfite

Instruction

1. Try to never allow potassium permanganate to soak into the clothes and dry it. Immediately after the formation of stains liberally fill it with curd or whey. Give the contaminated clothing to soak in this liquid for about 4-5 hours. Make sure that the stain of potassium permanganate was constantly in the serum. Then the clothes should be faded in the cool water, and if left stains is to play it in the washing machine with detergent.
2. Take oxalic acid and dilute it with water (5 g per half Cup). Put on the reverse side stained clothing dry clean cloth. In the received solution moisten a cotton swab and wipe the stain of potassium permanganate. When the wool will be covered with dirt, change it to clean. If you have managed to get the potassium permanganate, after processing things wash it in hot water and then in lukewarm.
3. Note the condition and color of the damaged tissue. If it is well absorbed contamination or has a white color, then wash potassium permanganate it will be more difficult. Purchase in shop of photographic materials or in the chemical laboratory a 10% solution of sodium thiosulfate, known as the fixer. Try cleaning the stain with the help of this substance and water (25 g into 200 g). Act, as when cleaning things with oxalic acid.
4. Arrange home chemical mini-lab, if you bring the stain of potassium permanganate listed methods, you failed. Chemists or photographers get not only sodium thiosulfate but also a little sulfuric acid, or potassium metabisulfite. Your task is to slightly acidify the fixer. Add half a glass of its water solution a few drops of one of these tools and clean potassium permanganate . If done correctly, there will be a reaction: potassium permanganate will be brighter and will dissolve in water. Suffering wash clothes in the washing machine, and try later to be more careful with the insidious potassium permanganate.