单词 | prussian alkali |
释义 | > as lemmasPrussian alkali ΚΠ 1772 J. C. Lettsom Naturalist's & Traveller's Compan. vi. 34 Zinc is precipitated in a white powder by the Prussian alkali. 1794 R. Kirwan Elements Mineral. (ed. 2) I. 487 Prussian, or Pruissiated alkali, formerly called the phlogisticated alkali, is an alkali united to a particular tinging substance by the intermediation of iron, calcined. 1825 ‘J. Nicholson’ Operative Mechanic 757 A determinate quantity of the Prussian alkali must be tried previously. < as lemmas |
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