Greyhound Chromatography and Allied Chemicals Ltd, 6 Kelvin Park, Birkenhead, Merseyside, CH41 1LT, United Kingdom Tel: +44 (0) 151 649 4000 Fax: +44 (0) 151 649 4001 sales@greyhoundchrom.com www.greyhoundchrom.com Reg. in England No. 1564714 Office 1 Abbots Quay, Monks Ferry, Birkenhead, Merseyside, CH41 5LH, Vat Reg No. GB320 1933 03