a crystalline compound, KNO 3 , produced by nitrification in soil, and used in gunpowders, fertilizers, and preservatives; saltpeter; niter.
a colourless or white crystalline compound used in gunpowders, pyrotechnics, fertilizers, and as a preservative for foods, esp as a curing salt for ham, sausages, etc (E252). Formula: KNO3 Also called saltpetre, nitre
A transparent, white, crystalline compound and strong oxidizing agent. It is used in gunpowder and fireworks, in making glass, and in fertilizer. Also called saltpeter. Chemical formula: KNO3. See also niter.
noun, Chemistry. 1. a colorless, crystalline, water-soluble, poisonous solid, K 2 C 2 O 4 ⋅H 2 O, used chiefly as a bleaching agent and in medical tests as an anticoagulant.
noun, Chemistry. 1. a very dark purple, crystalline, water-soluble solid, KMnO 4 , used chiefly as an oxidizing agent, disinfectant, laboratory reagent, and in medicine as an astringent and antiseptic. noun 1. a dark purple poisonous odourless soluble crystalline solid, used as a bleach, disinfectant, and antiseptic. Formula: KMnO4 Systematic name potassium manganate(VII) potassium permanganate […]
noun, Chemistry. 1. any of the three orthophosphates of potassium ((potassium monophosphate) (K 2 HPO 4), (potassium diphosphate) (KH 2 PO 4), and (tripotassium phosphate) (K 3 PO 4) )
noun, Chemistry. 1. . noun, Chemistry, Pharmacology. 1. a colorless or white, water-soluble solid, KNaC 4 H 4 O 6 ⋅4H 2 O, used in silvering mirrors, in the manufacture of Seidlitz powders and baking powder, and in medicine as a laxative. noun 1. a white crystalline double salt, sodium potassium tartrate, used in Seidlitz […]
noun, Chemistry. 1. a crystalline, water-soluble solid, K 2 SO 4 , used chiefly in the manufacture of fertilizers, alums, and mineral water, and as a reagent in analytical chemistry.