| 单词 | ferrous sulphate |
| 释义 | > as lemmasferrous sulphate ferrous sulphate n. iron( ii) sulphate, a white or (when hydrated) pale green crystalline solid used in inks, tanning, water purification, and as a dietary supplement to treat anaemia; also called green vitriol, copperas.Formula (green heptahydrate): FeSO4·7H2O. ΘΚΠ the world > the earth > minerals > types of mineral > sulphates > [noun] > iron sulphate ferrous sulphate1832 stypticite1854 glockerite1868 tauriscite1868 1832 A. D. Bache tr. J. J. Berzelius in Amer. Jrnl. Sci. 22 269 Ferrous sulphate. 1876 T. Sims in G. P. Bevan Brit. Manufacturing Industries VI. 146 Iron buff may be produced by first saturating the cloth with a solution of ferrous sulphate, and then passing it through milk of lime. 1982 G. C. Hill & J. S. Holman Chem. in Context: Lab. Man. & Study Guide 17/1 Iron tablets bought at the chemist usually contain iron(II) sulphate (ferrous sulphate), a cheap, soluble form of iron. 2012 Wilson (N. Carolina) Daily Times (Nexis) 18 Jan. Ferrous sulfate is used in municipal wastewater treatment to control odor. < as lemmas |
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