“…A review of antacids included a discussion of factors to be considered in their evaluation (21 1). The solubilization of water-soluble materials, such as aqueous solutions of ascorbic acid, in nonpolar liquids by the use of appropriate surfactants was demonstrated by Morse et al (212). The manufacture and properties of pharmaceutical gelatins, as well as their numerous applications to pharmaceutical products, were extensively reviewed by Jones (213,214).…”