55Section 9 How to OrderU.S.A. CustomersBy Telephone:6:30 a.m. to 5:00 p.m. MSTMonday through Friday(800) 227-HACH (800-227-4224)By Fax:(970) 669-2932By Mail:Hach CompanyP.O. Box 389Loveland, Colorado 80539-0389 U.S.A.Ordering information by e-mail: orders@hach.comInformation RequiredInternational CustomersHach maintains a worldwide network of dealers and distributors. To locate therepresentative nearest you, send an e-mail to: intl@hach.com or contact:Hach Company World Headquarters; Loveland, Colorado, U.S.A.Telephone: (970) 669-3050; Fax: (970) 669-2932Technical and Customer Service (U.S.A. only)Hach Technical and Customer Service Department personnel are eager to answerquestions about our products and their use. Specialists in analytical methods, they arehappy to put their talents to work for you.Call 1-800-227-4224 or e-mail techhelp@hach.com• Hach account number (if available) • Billing address• Your name and phone number • Shipping address• Purchase order number • Catalog number• Brief description or model number • Quantity