Abstract The present research deals with the study of the possibility to prepare Dicalcium Phosphate (animal feed grade) from crude phosphoric acid (produced at The State Company of phosphate after Purification from : ...

Abstract This research study is concerned with seeking routs to recover the chromiom concentrations of the leather tanning waste water in order to prepare highly pure chromic oxide as well as chromium metal by aluminothermic ...

The total dissolved salts in the ground water of area studied as above 33810 m.g/l . Different quantites of lime have been added to one litre of the ground water ( viz , 0.7, 1,2,3,4,5,6,7,8 and 10 gms) in laboratory ...