830 JOURNAL OF THE SOCIETY OF COSMETIC CHEMISTS glucose metabolism in, 421 Hair, adult and children's, differences be- tween, 159 cosmetically altered, amino acid analysis of, 555 dyeing o[, function of Bandrowski's Base, 395 dyeing of, oxidative, p-benzoquinonedi- imine as vital intermediate in, 253 elasticity and tensile properties of, using single fiber test method, 615 influence and evaluation of neutralizers on permanence of waving of, 707 modification of, by internal deposition of polymers, 539 oily, as cosmetic problem, 293 shampoo coloring compositions for direct dyeing of, 595 sorption of quaternary ammonium sur• factants by, 135 waving of, 321 Hair spray, determination of particle size distribution of, 385 Hexachlorophene, toxicological properties of, 173 International Federation of Societies of Cosmetic Chemists, Constitution, 227 Praesidium Meeting, 157 Sixth Congress, 352, 652 Lanolin derivatives, influence on foam characteristics of shampoo system, 777 Metal containers, principles of corrosion of, by cosmetic products, 17 Methylene blue modified technique for test- ing roughness of stratmn corneum, 719 Metrication, conversion factors, symbols, and definition, 66 Mice, "hairless," influence of detergents on oxygen uptake by skin of, 413 Microbial flora, of human scalp, relationship to dandruff, 113 of scalp, relationship of nystatin-resistant strain of Pityrosporum ovale to dandruff, 603 Migration of surfactants in two-phase sys- tem, 627 Molecules, interactions of, in aerosol emul- sion systems, pearlescent structures, 577 steric and electrical properties of, in relation to odor and lack of odor, 729 Neutralizers, influence and evaluation of, on permanence of hair waving, 707 Nystatin, relationship of strain of Pityro- sporum ovale resistant to, and dandruff, 603 Odor, and lack of, results of steric and elec- trical properties of molecules, 729 Oiliness in hair, as cosmetic problem, 293 Oral hygiene, effect of surface-active mate- rials on attached gingiva, 301 microbiological criteria of, 287 Oxygen, uptake of, by "hairless" mouse skin, influence of detergents, 413 Packaging of cosmetics, influence of Weights and Measures Act, 31 Paraffin, liquid-water-nonionic surfactant system, solubilization experiments, 199 Particles, size analysis, of pigments and opaque particles with Quantimet, 675 size distribution, of aerosol cosmetics, determination of, 385 Pearlescence in aerosol emulsion systems, 577 Penetration of skin, factors influencing, 487 Permanent waving, of hair, influence and evaluation of neutralizers, 707 of hair, study of reactions during, 321 Pharmaceuticals, aerosols, evaluation of Single Station Undercap Filler for, 373 in topical dermatological therapy, chang- ing pattern of, 663 vehicles for, influence on percutaneous ab- sorption, 239 p-Phenylenediamine, p-benzoquinonediime as intermediate during oxidation of, in hair dyeing, 253 Photochemistry in cosmetics, 761 Photographic method for testing sunscreens, 807 Pigments, particle size analysis of, with Quantimet, 675 Plastics, containers from, drop testing of, 3 Polymers, carboxy vinyl, effect of neutraliz- ing amine on stability of emulsions prepared with, 215 modification of hair by internal deposition of, 539 Powders, dispersibility and wettability of, in water, factors influencing, 335 handling of, in mechanical equipment, 693 Propellants, in aerosols, gas chromato- graphic identification and quantitative determination of, 525 -to-concentrate ratio, effect of vapor tap valves on, 365 Sampling, liquid, pressurized, in gas chromat- ographic analysis of aerosols, 353 Scalp, human, resident microbial flora of, and its relationship to dandruff, 113 normal and dandruff, effect of selenium sulfide on epidermal turnover of, 767 $ebum, composition of, before and after puberty, 565 Selenium sulfide, effect on epidermal turn- over of normal and dandruff scalps, 767 Shampoos, containing hair coloring, for direct dyeing of human hair, 595 influence of lanolin derivatives on foam characteristics of, 777 Skin, allergic reactions of, 479 antimicrobial action of soap germicide mixtures on, 103 efficacy of germicides for, 431 experimental studies on influence vehicles on absorption by, 239 factors influencing penetration o[, 487 of guinea pigs exposed to halogenated germicides, effect upon glucose metabo- lism in epidermis, 421

JOURNAL OF THE SOCIETY OF COSMETIC CHEMISTS 831 of "hairless" mice, influence of detergents on uptake of oxygen by, 413 mechanical properties, 467 mechanism of action of surfactants on water-binding properties of isolated stratum corneum, 399 modified methylene blue technique for testing roughness of stratum corneum, 719 surface layers, adhesive-tape technique for study of structure of, 451 Soap germicide mixtures, antimicrobial action on skin, 103 Society of Cosmetic Chemists, Great Britain, Annual General Meeting, 507 Committees for 1968-69, 2 Dinner and Dance, 284 Diploma Examination, 59, 63 Hibbott Memorial Prize, 63 Officers and Council for 1968-69, 1 Program, 63, 285 Publication Prize, 283 Symposia, 63, 64, 65, 285, 509, 510 Society of Cosmetic Chemists, U.S.A., Annual Report, 69 IFF Award, 776 Kramer, Robert, honored, 538 Literature Award, 524 Medal Award, 74 Meetings, 158, 364, 554 Officers for 1969, 68 Scholarship Grants, 794 Solubilization experiments on three-com- ponent system of liquid paraffin-water- nonionic surfactant, 199 Sorption of quaternary ammonium sur- factants by human hair, 13,5 Spectrophotometry, UV, testing methods for sunscreens, 807 Stability of emulsions prepared with carboxy vinyl polymers, effect of neutralizing amine on, 215 Standards for color measuring instruments, ceramic tiles as, 49 Stripping with adhesive tape, technique for epidermal histology, 451 Sun, adaptive mechanislns for protection against, in addition to tanning, 315 Sunscreens, artificial, and effectiveness of re- duced ultraviolet radiation, 743 comparison of in vitro and in vivo testing methods for, 807 evaluation of, by human assay, 639 Surfactants, effect of, on attached gingiva, 301 effect of initial location of, on emulsion phase inversion, 185 mechanism of action of, on water-binding properties of isolated stratum corneum, 399 migration of, in two-phase systeln, 627 nonionic, -water-liquid paraffin system, solubilization experiments, 199 quaternary ammonium, sorption of, by human hair, 135 Systems, three-component, liquid paraflh•- water-nonionic surfactant, solubiliza- tion experiments, 199 two-phase, migration of surfactants in, 627 Tensile properties of hmnan hair, study using single fiber test method, 615 Textiles, ultraviolet permeability of, 743 Toxicological properties of hexachlorophene, 173 Ultraviolet radiation, reduced, effectiveness of, 743 Urocanic acid, increase of, as adaptive sun protection mechanism, 315 Valves, vapor tap, effect on propellant-to- concentrate ratio, 365 Water, -binding properties of isolated stratum corncure, mechanism of action of surfactants on, 399 factors influencing dispersibility and wettability of powder in, 335 -liquid paraffin-nonionic surfactant sys- tem, solubilization experiments, 199 Weights and Measures Act, influence on packaging of cosmetics, 31 Wettability of powder in water, factors influencing, 335