Customer Care Number:

+1-800-521-8956, +1-800-325-3010, Fax:+1-800-325-5052

Email Address:

Contact Person:

Address:

Corporate Offices: Sigma-Aldrich, 3050 Spruce Street, St. Louis, MO 63103, United States Customer Support Office: PO Box 14508, St. Louis, MO 63178, United States

Website:

www.sigmaaldrich.com