For U.S. orders all publications and certificates must be prepaid. A proforma invoice must be requested. Visa, MasterCard and American Express accepted. All orders from agencies, bookstores and libraries must be prepaid. There are no discounts or returns on any publications.
All publications are nonreturnable.
Blotting paper, glassine paper, and the Raintester are nonreturnable. Any returns on other quality control aids are subject to approval by the seller. A Return Authorization Number must be obtained within 10 business days from the date of shipment and prompt return shipment must be prepaid by customer. When damage or loss occurs in freight shipments, notify carrier immediately and file claim.