SEARCH Articles Figures Tables Hildebrand Hildebrand solubility parameter theory Hildebrand-Scatchard solution theory Hildebrand-Scratchard theory Hildebrande Hildebrand’s theory Scatchard-Hildebrand theory Scatchard-Hildebrand theory solubility Scott-Hildebrand solution theory Solubility Hildebrand theory The Hildebrand-Scatchard Solubility Parameter Theory