Harrisson carved an excellent set of chessmen, distinguishing the "black" ones by a stain of permanganate of potash.
This solution, by permanganate of potash, is first green and then grey.
In the permanganate bleach, which is less tedious, the skins are first degreased by soaking in a warm ¾ per cent.
This reaction consists in the production of a purple colour caused by the formation of permanganate of calcium.
The precipitate is filtered, washed with alcohol, dissolved in hot hydrochloric acid, and titrated with permanganate of potassium.
Prepare your feathers by washing and rinsing thoroughly; and, if necessary, bleach with permanganate of potash.
If all the old color, or enough of it, be not removed, put feathers through the permanganate of potash process.
As the fetor of these abscesses is horrible, they should be injected with a solution of permanganate of potash or liq.
He takes about equal parts of permanganate of soda and sulphate of magnesia, and dissolves them in lukewarm water.
Also, the permanganate of potassium has seemed to the author to be especially valuable as a remedy for these states.
permanganate per·man·ga·nate (pər-māng'gə-nāt')
Any of the salts of permanganic acid, all of which are strong oxidizing agents.