Contractions. - Atrop-s. At-s.
Present name. - Atropic Sulphate. C17H13Nso6 ?
The British Pharmacopoeia directs this to be prepared as follows: -
4 fluid drachms;
Diluted Sulphuric Acid .
Mix the Atropia with the water and add the acid gradually, stirring them together until the alkaloid is dissolved and the solution is neutral. Evaporate it to dryness at a temperature not exceeding 100°.
Characters and Tests. - A colourless powder, soluble in water, forming a solution which is neutral to test-paper, and when applied to the eye dilates the pupil as the solution of Atropia does. It leaves no ash when burned with free access of air. It is a powerful poison.
Preparation. - Solution in distilled water up to 1, then use dilute alcohol for 3X, and after that rectified spirit.
Reference to Horn. Proving. - Brit. Journ. of Horn., vol. xv.
Proper forms for dispensing. - 1 and 3X, Solution only. 2 and upwards, Tincture, Pilules, or Globules.