Contractions. - Strych. Sty.
Present name. - Strychnia. C21H12N202.
Characters and Tests. - In right square octahedrons or prisms, colourless and inodorous; sparingly soluble in water, but communicating to it its intensely bitter taste; soluble in boiling rectified spirit and in chloroform, but not in absolute alcohol or in ether. Pure Sulphuric Acid forms with it a colourless solution, which, on the addition of Bichromate of Potash, acquires an intensely violet hue, speedily passing through red to o 2 yellow. Not coloured by Nitric Acid; leaves no ash when burned with free access of air. A very active poison.
Preparation. - Trituration.
Reference to Horn. Proving. - Noack and Trinks, Appx.
Proper forms for dispensing. - lx to 3, Trituration only. 4, dilute Tincture only. 5 and upwards, Tincture, Pilules, or Globules.