Disposable Virus SamplingTube Product specifications Use sampling swabs to collect samples according to the sampling requirements. Place the sampling swabs into the sample Break the swab at the easy-to-break cut-ou inactivation preservation solution after point of the sampling swab and discard the tail. Tighten the cover of the tube of the sample inactivation preservation solution and shake it several times. Mark the name, collection date, sample number and other information on the label of the biosafety bag.