Norgen offers a full line of collection and preservation devices for stabilization of DNA at room temperature. Please see the table below for our recommendations based on your specimen type.

Specimen Collection and Preservation Device DNA Preservation (Ambient Temperature)
Urine Urine Collection & Preservation Tubes (cat.#18129/ 18113/ 18122/ 18118/ 18126) DNA, RNA and proteins for over 2 years
Saliva Saliva DNA Collection & Preservation Devices (cat.#RU49000) DNA for over 6 years
Stool Stool Nucleic Acid Collection & Preservation Tubes (cat.#45660)
Stool Nucleic Acid Collection & Preservation System (cat.#63700) (home-based)
DNA for over 2 years
RNA for 7 days
Various (swab-based) Swab Collection & DNA Preservation System (cat.#45690) - for skin, saliva, buccal, vaginal, nasal and surfaces
Fecal Swab Collection & Preservation System (cat.#45670)
DNA for over 2 years
RNA for 7 days