释义 |
disulphuric, a. Chem.|daɪsʌlˈfjʊərɪk| In disulphuric acid, the same as pyrosulphuric or Nordhausen sulphuric acid, H2S2O7 = 2(SO2OH) + O. Its salts are pyro- or di-sulphates. (So called because the molecule represents two molecules of sulphuric acid deprived of one of water.)
1875Watts Dict. Chem. VII. 1140. |