METHOD re-extraction of vanadium organic solution containing its salt with di-2-etilgeksilfosfornoj ACID

摘要

method u0440u0435u044du043au0441u0442u0440u0430u043au0446u0438u0438 u0432u0430u043du0430u0434u0438u00a0 from organic solution containing salt u0432u0430u043du0430u0434u0438u00a0 with di - (2 - u044du0442u0438u043bu0433u0435u043au0441u0438u043bu0444u043eu0441u0444u043eu0440u043du043eu0439 acid, comprising the use of a u0440u0435u044du043au0441u0442u0440 u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 agent nitric acid, so that u0440u0435u044du043au0441u0442u0440u0430u0433u0435u043du0442 further contains hydrogen peroxide in a quantity of not less than 2.5 u043cu043eu043bu00a0 at mol u0432u0430u043du0430u0434u0438u00a0.