METHOD FOR REPROCESSING LEWISITE DETOXICATION PRODUCTS

摘要

FIELD: medicine. SUBSTANCE: method involves adding alkali and arsenic-containing metallurgic waste products where arsenic is available as arsenic oxide. The mixture is treated in series with hydrochloric and sulfuric acid solutions used as acidifying and precipitating agents having pH +5. Arsenic oxide is separated as low soluble substance. EFFECT: enhanced effectiveness in reprocessing reaction mass to arsenous acid anhydride; low cost production. 1 dwg