Studies with ion-exchange resins on cinchona alkaloids. II. Effects of the ionic form and of the solvent medium.
D000136:Acid-Base Equilibrium; D002929:Cinchona / Q000032:analysis*; D007474:Ion Exchange; D007475:Ion Exchange Resins; D010946:Plants, Medicinal; D012997:Solvents; D013053:Spectrophotometry; D013451:Sulfonic Acids; D013464:Sulfuric Acids
D007475:Ion Exchange Resins; D012997:Solvents; D013451:Sulfonic Acids; D013464:Sulfuric Acids