Institution: | (1) School of Biological and Chemical Sciences, Birkbeck College (University of London), Malet Street, London, WC1E 7HX, UK;(2) Central Science Laboratory, FAPAS, Sand Hutton, York , YO41 1LZ, UK;(3) Food Standards Agency, Aviation House, 125 Kingsway, London, WC2B 6NH, UK;(4) Food Standards Agency, c/o Lincolne, Sutton and Wood Ltd, 70-80 Oak Street, Norwich, NR3 3AQ, UK |