| 释义 |
alkalinity Chem.|ælkəˈlɪnɪtɪ|
[f. prec. + -ity. Cf. mod.Fr. alcalinité.]
The quality of being alkaline; alkaline character or property.
1788Priestley in Phil. Trans. LXXVIII. 157, I am still inclined to think..that phlogiston is the principle of alkalinity, if such a term may be used. 1788Cavendish ibid., To discover how nice a test of alcalinity the paper tinged with blue flowers was. 1863Watts Dict. Chem. (1879) I. 120 Some of these [alkaloids] rival potash and soda in the degree of their alkalinity, while in others the existence of alkaline properties is barely perceptible. |