Solvent Extraction of Nickel and Zinc
Solvent extraction of a waste solution from the phosphating of automobile bodies led to the following conclusions: Separate zinc, nickel, and phosphate products, essentially free of each others were produced. Zinc was 99 percent extracted by di-2-ethylhexyl phosphoric acid in kerosene, and nickel was 99 percent extracted by dinonyl naphthalene sulfonic acid in butyl ether. … Read more