Mail or Fax:
If you are ordering by mail or fax, please use an authorized purchase order from your school or institution, or include prepayment in full, including shipping and appropriate sales tax (in California). If you would like to download an order form that you can fill out by hand, please click here. Our fax number is (415)552-4087.
You may order online using our secure Shopping Cart if you are paying with a purchase order (you will need a digital copy of your PO) or with a Visa, Mastercard, or American Express credit card; and if you are shipping via standard ground shipping within the U.S. or Canada. Otherwise, please order by mail, fax, or telephone.
You may order by telephone if you are paying with a Visa, Mastercard or American Express credit card. Please call (800) 359-5437 or (415) 522-5660 to order.