International distributor Sigma-Aldrich Web-site: www.sigmaaldrich.com

Other distributors Austria PurifY GesnbR Handel-Mazetti-Str. 21 3100 St Pollen Austria Tel: +43 2742 744800 Fax: +43 2742 744803 e-mail: office@purify.at   Belgium ImmunoSource bvba Ruiterslaan 29 B 2980 Halle-Zoersel Belgium Tel: +32 3385 3685 Fax: +32 3384 3818 e-mail: info@immunosource.com Web-site: www.immunosource.com   Canada BioCan Scientific Inc. 2170 Dunwin Drive Unit 5 Mississauga Ontario L5L 1C7 Canada Tel: +1 905 828 2455 or Toll-Free on 1-800-387-8125 Fax: +1 905 828 9422 or Toll-Free on 1-800-361-8309 e-mail: orders@biocan.com Web-site: www.biocan.com   Denmark, Finland, Norway, Sweden Biotech lgG Østerbrogade 95 2100 København Ø Denmark Tel: +45 3538 0500 Fax: +45 3538 7322 e-mail: ajh@biotech-igg.dk   France Interchim 213 Av J.F. Kennedy BP 1140 03100 Montlucon Cedex France Tel: +33 4700 38855 Fax: +33 4700 38260   Japan Cosmo Bio Co. Ltd. 2-2-20 Toyo Koto-Ku Tokyo 135-0016 Japan Tel: +81 3 5632 9608 Fax: +81 3 5632 9965 Funakoshi Co. Ltd. 9-7 Hongo 2-Chome Bunkyo-ku Tokyo 113-0033 Japan Tel: +81 3 5684 1622 Fax: +81 3 5684 1633 Cypress International Ltd. 2-33-5-211 Jingumae Shibuya-ku Tokyo 150-0001 Japan Tel: +81 3 3401 4031 Fax: +81 3 3401 4134   USA Genomics One 57 Benbro Drive Buffalo New York 14225 USA Tel: +1 800 747 5170 Fax: +1 800 747 5171 e-mail: Info@GenomicsOneInternational.com