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2. Potassium permanganate - Wikipedia

   en.wikipedia.org/wiki/Potassium_permanganate

   Potassium permanganate can be used to oxidize cocaine paste to purify it and increase its stability. This led to the Drug Enforcement Administration launching Operation Purple in 2000, with the goal of monitoring the world supply of potassium permanganate; however, potassium permanganate derivatives and substitutes were soon used thereafter to ...

3. Iowa residents plagued by nasty pink tap water: ‘Like you are ...

   www.aol.com/iowa-residents-plagued-nasty-pink...

   An issue with the city’s water pumps caused an excess of potassium permanganate to penetrate the system, turning the water bright pink and unsafe to consume.

4. Potassium permanganate (medical use) - Wikipedia

   en.wikipedia.org/wiki/Potassium_permanganate...

   Potassium permanganate is an oxidizing agent. [5] The British National Formulary recommends that each 100 mg be dissolved in a liter of water before use. [3] Potassium permanganate was first made in the 1600s and came into common medical use at least as early as the 1800s. [6] It is on the World Health Organization's List of Essential Medicines ...

5. Permanganate - Wikipedia

   en.wikipedia.org/wiki/Permanganate

   Permanganate compounds are common and strong disinfectants, used regularly to sanitize baths, toilets, and wash basins. [citation needed] It is a cheap and extremely effective compound for the task. Potassium permanganate is used as a disinfectant and water treatment additive in aquaculture. [4]

6. Permanganate index - Wikipedia

   en.wikipedia.org/wiki/Permanganate_index

   The permanganate index is an assessment of water quality. It involves the detection of oxidation by potassium permanganate in an acid medium under hot conditions. The method is to heat a sample in a boiling water-bath with a known amount of potassium permanganate and sulfuric acid for a fixed period time (10 min). Part of the permanganate will ...

7. Disinfectant - Wikipedia

   en.wikipedia.org/wiki/Disinfectant

   Regardless, ozone has a very wide range of applications from municipal to industrial water treatment due to its powerful reactivity. Potassium permanganate (KMnO 4) is a purplish-black crystalline powder that colours everything it touches, through a strong oxidising action. This includes staining "stainless" steel, which somewhat limits its use ...