Journal of the Society of Cosmetic Chemists VOL. 25 1974 THE SOCIETY OF COSMETIC CHEMISTS OF GREAT BRITAIN Hon. Officers and Council for 1972-73 President: G. A. C. PITT, M.Sc., F.R.I.C., M.B.I.M. Immediate Past-President: Mrs H. BUTLER, B.Sc. Vice-President: Miss A. E. YOUNG, B.Pharm., M.P.S., L.R.I.C. Hon. Secretary: D. F. WILLIAMS, A.R.I.C. Council: Hon. Treasurer: D. E. BUTTERFIELD, M.A. H. K. M. BENNETT, B.Sc. M. M. BREUER, M.Sc., Ph.D., F.R.I.C. F. G. BROWN, B.Sc., Ph.D. M. CALLINGHAM, B.Sc., A.R.I.C. R. J. CHUDZmOWSICI, Dip. Ing. Chem. K. V. CtmRY, A.R.I.C. K. M. GOI)F•EY, B.Sc., F.R.I.C. D. S. MORRIS, A.R.I.C. D. N. SPATCHER, B.Sc. General Secretary: Mrs P.M. S^LZEDO, 56 Kingsway, London, WC2B 6DX Tel.: 01-242 3800

2 JOURNAL OF THE SOCIETY OF COSMETIC CHEMISTS Committees for 1973-74 EDUCATION COMMITTEE Mr K. V. Curry (Chairman) Mr D. F. Williams Mr M. Callingham Mr D. S. Morris GENERAL PURPOSES COMMITTEE Mrs H. Butler (Chairman) Mr G. A. C. Pitt Mr D. E. Butterfield Mr D. F. Williams Miss A. E. Young SCIENTIFIC AND PROGRAMME COMMITTEE Dr M. M. Breuer (Chairman) Dr F. G. Brown (Deputy Chairman) Miss A. E. Young Mr R. J. Chudzikowski Mr D. E. Butterfield Mr H. K. M. Bennett Mr M. Callingham Mr W. W. F. Scotland PUBLICITY AND RECRUITMENT COMMITTEE MEMBERSHIP COMMITTEE Mr D. F. Williams (Chairman) Mr M. Callingham Mr K. V. Curry PUBLICATIONS COMMITTEE Mr D. E. Butterfield (Chairman) Mr J. M. Blakeway Mr T. A. Bakiewicz Mr K. M. Godfrey (Chairman) Mr R. J. Chudzikowski Mr D. N. Spatcher Mr M. A. Murray-Pearce SOCIAL COMMITTEE Miss A. E. Young (Chairman) Miss A.M. Jones Mr J. S. Cannell Mr C. Pugh