240 POULTKY DISEASES 



ZINC SULPHATE 



Source — Prepared by dissolving metallic zinc in sulphuric acid. 



Properties — Colorless, transparent, rhombic crystals, without odor 

 and having an astringent, metallic taste. Changes to a fine powder 

 when exposed to dry air. 



Indications — One per cent solution in distilled water and two or 

 three drops in the eye in case of inflammation (conjunctivitis). 



