a colorless, odorless, crystalline, water-soluble solid, NaNH 4 HPO 4 ⋅4H 2 O, originally obtained from human urine: used as a blowpipe flux in testing metallic oxides.
noun, Chemistry. 1. a white or grayish-white, water-soluble, poisonous powder, NaAsO 2 , used chiefly in arsenical soaps for hides, as an insecticide, and as a weed-killer.
noun, Chemistry, Pharmacology. 1. a white, crystalline or granular, water-soluble powder, C 7 H 5 NaO 2 , used chiefly as a food preservative and antifungal agent, and in diagnostic tests of liver function. sodium benzoate noun 1. a white crystalline soluble compound used as an antibacterial and antifungal agent in preserving food (E211), as […]
noun, Chemistry, Pharmacology. 1. a white, crystalline, water-soluble solid, in powder or granules, NaHCO 3 , usually prepared by the reaction of soda ash with carbon dioxide or obtained from the intermediate product of the Solvay process by purification: used chiefly in the manufacture of sodium salts, baking powder, and beverages, as a laboratory reagent, […]
noun, Chemistry. 1. sodium dichromate. sodium dichromate or sodium bichromate noun, Chemistry. 1. a red or orange crystalline, water-soluble solid, Na 2 Cr 2 O 7 ⋅2H 2 O, used as an oxidizing agent in the manufacture of dyes and inks, as a corrosion inhibitor, a mordant, a laboratory reagent, in the tanning of leather, […]