Bacteria die quickly without a moist environment.
Anaerobic cultures Submission MUST be sent in an anaerobic environment, preferably as in an Anaerobic Culturette, anaerobic bottle, or similar. Milk samples Milk samples MUST be aseptically collected into a sterile container. Keep the sample under refrigeration temperatures or below for the entire duration of transport to the laboratory. If there is a delay in transporting the sample to the lab of more than 24 hours, freeze the sample and send it in as soon as possible. Fecal samples Should NOT be sent in plastic sleeves or any leaking containers.