Weekend arrivals need to be prearranged. Use a minimum of 4 pounds dry ice or 3-4 frozen 'blue ice' packs. Ship overnight express delivery. Insulate the specimen by layers of paper or packing material so specimen tube does not come in contact with ice. Ship overnight express delivery.
Room temperature specimens Insulate specimens to avoid over-heating or freezing.
Protect the specimen by layers of paper or packing material. In cold weather, pack in a styrofoam carton with just the packing material. Ship overnight express delivery. Filter paper specimens may be shipped in an envelope via US Mail.