the univalent group SO 3 H–, derived from sulfuric acid.
- Sulfosalicylic acid
sulfosalicylic acid sul·fo·sal·i·cyl·ic acid (sŭl’fō-sāl’ĭ-sĭl’ĭk) n. An acid that precipitates protein in solution.
- Sulfosalicylic acid turbidity test
sulfosalicylic acid turbidity test n. A test for measuring protein in urine, in which sulfosalicylic acid is added to urine; turbidity of precipitation is approximately proportional to protein concentration.
sulfotransferase sul·fo·trans·fer·ase (sŭl’fō-trāns’fə-rās’, -rāz’) n. An enzyme that catalyzes the transfer of a sulfate group from one compound to the hydroxyl group of another.
noun, Chemistry. 1. a brown liquid, C 1 8 H 2 8 O 3 S, insoluble in water, used as an insecticide synergist. 2. any of the compounds with the radical =SO, as dimethyl sulfoxide, (CH 3) 2 SO. sulfoxide sulf·ox·ide (sŭl-fŏk’sīd’) n. Any of various compounds that contain a sulfinyl group.