[7] See footnote, p. 26.
Besides containing replaceable or basic hydrogen, acids are further characterised by the property of combining with alkaloids to form salts; e.g.—
| Sulphuric Acid. | Quinia. | |
| H2SO4 | + 2C24H24N2O2 | = |
| Quinia Sulphate. |
| (C20H24N2O2)2 . H2SO4 |
| Acetic Acid. | Morphia. | |
| HC2H3O2 | + C17H19NO3 | = |
| Morphia Acetate. |
| C17H19NO3 . HC2H3O2 |
Dibasic Acids. See Acid.
Fatty Acids. Acids separable from fats or oils; e.g. stearic acid, oleic acid, butyric acid, &c.
Inorganic Acids. Same as Mineral Acids (which see).
Mineral Acids. Acids chiefly or wholly derived from the mineral kingdom. In medicine, sulphuric, hydrochloric, and nitric acids, are commonly so called.