| 释义 |
persalt, per-salt Chem.|ˈpɜːˌsɒlt, -ˌsɔːlt|
[f. per- 5 + salt.]
A salt formed by combination of an acid with the peroxide of a metal.
1820Faraday Exp. Res. x. 30 The per-salts give it [rhubarb paper] an olive-green-tint, while the proto-salts produce no change. 1836–9Todd Cycl. Anat. II. 504/1 A sub-phosphate, which on reaching the lungs became a per⁓salt. 1883Hardwich's Photogr. Chem. (ed. Taylor) 61 Free Ammonia..usually throws down a red Sesquixoide from the Persalts of Iron. |