potassium sodium tartrate
31Common chemicals — Chemistry portal Table of common chemical ingredients and where to find them Chemical name Chemical formula Common name …
32Double salt — Double salts are salts containing more than one cation or anion. They form when more than one salt is dissolved in a liquid and when together they crystallize in a regular pattern. A well known double salt is alum containing two cations… …
33Rochelle salt — Chem., Pharm. a colorless or white, water soluble solid, KNaC4H4O6·4H2O, used in silvering mirrors, in the manufacture of Seidlitz powders and baking powder, and in medicine as a laxative. Also called potassium sodium tartrate. [1745 55; after LA …
34Rochelle salt — Ro·chelle salt rō shel n a crystalline salt C4H4KNaO6·4H2O that is a mild purgative called also potassium sodium tartrate, Seignette salt, sodium potassium tartrate …
35Rochelle salt — noun a double salt used in Seidlitz powder; acts as a cathartic • Syn: ↑Rochelle salts, ↑potassium sodium tartrate • Hypernyms: ↑double salt * * * Rochelle salt, a colorless or white, crystalline compound, potassium sodium tartrate, used as a… …
36Biuret reagent — The Biuret reagent is made of potassium hydroxide (KOH) and copper (II) sulfate (CuSO4), together with potassium sodium tartrate (KNaC4H4O6·4H2O). The blue reagent turns violet in the presence of proteins, and changes to pink when combined with… …
37Fehling's solution — is a solution used to differentiate between water soluble aldehyde and ketone functional groups, although ketose monosaccharides (such as fructose) will also test positive, due to conversion to aldoses by the base in the reagent [ [http://www.uni …
38Seignette salt — Sei·gnette salt or Seignette s salt sen yet(s) n ROCHELLE SALT Sei·gnette se nʸet Pierre (1660 1719) French pharmacist. Seignette first prepared potassium sodium tartrates in 1672. Ten years later he introduced Seignette salt as a laxative. * * * …
39Seidlitz powder — is the name with which is commonly known a medication composed by a mixture of tartaric acid, sodium bicarbonate, and potassium sodium tartrate, used as a mild cathartic by dissolving in water and drinking. After ingestion, the powder combines… …
40Fehling'ssolution — Feh·ling s solution (fāʹlĭngz) n. An aqueous solution of copper sulfate, sodium hydroxide, and potassium sodium tartrate used to test for the presence of sugars and aldehydes in a substance, such as urine. [After Hermann von Fehling (1812 1885) …
