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Abstract
Phosphoric acid, H3P04, is second only to sulphuric acid in volume produced in the world. It is primarily used for the manufacture of phosphate salts, which are used in turn for detergents and fertilizers. Other uses of much less quantities such as surface treatment chemicals beverages, dentistry, toothpastes, fire extinguishers, water treatment chemicals, leavening agents and animals feed supplements. The important of phosphoric acid purification is due to uses of phosphoric acid in many important industries related directly with planet, animal and humane body. The present work is aimed to study the removal of impurities from commercial phosphoric acid produced by wet process using solvent extraction technique.