| 单词 |
persulphate |
| 释义 |
persulphate Chem.|pəˈsʌlfət| [per- 5 b.] That sulphate which contains the greatest proportion of oxygen, or of the sulphuric acid radical SO4; as persulphate of iron, now more systematically named ferric sulphate, Fe2(SO4)3; persulphate of mercury, now mercuric sulphate, HgSO4.
1813T. Thomson Ann. Philos. II. 452 If instead of the sulphate of iron we were to make choice of the persulphate of iron. 1880Garrod & Baxter Mat. Med. 39 A mixed solution of sulphate and persulphate of iron. 1893Syd. Soc. Lex., Persulphate of mercury, mercuric sulphate. |

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