Usage and precautions of DNA saliva collecting device (1) rinse your mouth with clear water and keep your mouth clean (2) spit into the collector (3) adding stabilizer and removing funnel. (4) DNA samples in saliva can be stored at room temperature for more than 2 years by tightening the lid and repeatedly inverting it for 5-7 times. And maintain …

Saliva sampling detection method is more convenient, quick and easy to operate. The process is as follows: 1. Do not eat, drink, smoke, drink or chew gum within 30 minutes before saliva collection. Rinse your mouth with drinking water. 2. Take out the sampling tube, open the funnel cover, and collect saliva into the sampling tube through the funnel until …