...One of the best ways to makethis is to place in a wide-mouthed bottle two or threelumps of cyanide of potassium, approximately an inchacross... 
Clarence M. Weed 「Butterflies Worth Knowing」
..."Tests on 40 pound dogs with 1 and 2 grains of cyanide of potassium in capsules caused the dogs to vomit in about fourteen minutes, after which they fully recovered...
A. R. (Arthur Robert) Harding 「Wolf and Coyote Trapping」
...If it is desired to preserve the specimens, they should be killed either with cyanide of potassium, ether, or chloroform...
Edward Saunders 「Wild Bees, Wasps and Ants」
...Acourse of iodide of potassium is likewise frequently beneficial; but itmust be employed only in alterative doses, and persevered with for aconsiderable period...
Dinks, Mayhew, and Hutchinson 「The Dog」
..., and iodid of potassium should be given three times a day in gram dosesdissolved in a pint of water...
U.S. Department of Agriculture 「Special Report on Diseases of Cattle」
...Permanganate of potassium may be given in aone-fourth of 1 per cent solution...
U.S. Department of Agriculture 「Special Report on Diseases of Cattle」
...If it assumes a persistenttendency, give a tablespoonful of the following powder in the feed three timesa day: Cream of tartar, sulphur, and nitrate of potassium, equal parts byweight; mix...
U.S. Department of Agriculture 「Special Report on Diseases of Cattle」
...This should be followed by astringents, such as one-half tablespoonful of alum,borax, or chlorate of potassium placed on the tongue...
U.S. Department of Agriculture 「Special Report on Diseases of Cattle」
... It isfixed by washing in water, and subsequently in hyposulphite of soda, orbromide of potassium...
Henry H. Snelling 「The History and Practice of the Art of Photography」
...But the best of the lot is a solution of the two substances potassium ferricyanide and potassium bromide, which forms an image of silver ferrocyanide and silver bromide...
John A. Tennant 「Bromide Printing and Enlarging」
...Chloride of potassium...
Samuel D. Humphrey 「American Handbook of the Daguerrotype」
...“In using solutions of cyanide of potassium, the workman should notimmerse his arms into them, otherwise it occasionally happens that thesolution produces very troublesome eruptions over the skin...
Samuel D. Humphrey 「American Handbook of the Daguerrotype」
...The strength ofthe solution may be kept up by occasionally adding the chloride of silverand cyanide of potassium...
Samuel D. Humphrey 「American Handbook of the Daguerrotype」
...falls when ferrocyanide of potassium is added to vanadic acid dissolvedin a strong acid...
George Field 「Field's Chromatography」
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