Proceedings of the Society for Analytical Chemistry CONTENTS The Analyst Editorial Advisory Board . . . . .. .. Reports of Meetings . . . . Retiring Chairman of TheAnalyst Editorial Committee.. .. Summaries of Papers “Preparation of High-Purity Sub- stances” . . . . . . “Gel Filtration and Gel Permea- tion” . . . . . . . . Papers Accepted for The Analyst Notices . . . . . . . . Announcements . . . . . . I 2 4 5 8 10 10 12 Proc. SOC. Analyt. Chem. Vol. 6 No. I Pages 1-14 Forthcoming Meetings . . Back cover January 1969 Vol. 6 No. I PROCEED1 NGS OF January 1969 THE SOCIETY FOR ANALYTICAL CHEMISTRY President of the Society A. G. Jones Hon. Secretory of the Society W. H. C. Shaw Hon. Treasurer of the Society G. W. C. Milner Hon. Assistant Secretaries of the Society D. I. Coomber; D.W. Wilson Secretary Miss P. E. Hutchinson 9/10 SAVILE ROW LONDON W.1 Telephone 01-734 6205 Editor 1. B. Attrill Telephone 01-734 3419 Proceedings is published by The Society for Analytical Chemistry and distributed to all members of t h e Society and to subscribers w i t h The Ano/yst;:subscriptions cannot be accepted for Proceedings alone. --d - Single copies maybe obtained direct from the Society’s Distribution Agents The Chemical Society Publications Sales Office Blackhorse Road Letchworth Herts. (NOT through Trade Agents) price 0 The Society for Analytical Chemistry 5s. post free. Remittances MUST accompany orders. Methods for the Analysis of Non-Soapy Detergent (NSD) Products by G. F. LONGMAN BSC. F.R.I.C. & J. HILTON B.SC. A.R.I.C. (Unilever Research Laboratory f o r t Sunlight) Society for Analytical Chemistry Monograph No. I -+- This Monograph describes in detail the methods of analysis developed in Unilever’s Laboratories for the identification and assay of components of NSD Products. -0- Available ONLY from The Society for Analytical Chemistry Book Department 9/10 Savile Row London W.I. (Not through Trade Agents) Price 15s. o r U.S. $2.00 Post free A remittance made o u t to “Society for Analytical Chemistry” should accompany every order. Members of the Society may purchase copies at the special price of 5s. post free.