12ml 20 Mix 1 Throat Disposable Virus Sampling Tube https://www.dhx-protectiveequipment.com/product/disposable-virus-sampling-tube/12ml-20-mix-1-throat-disposable-virus-sampling-tube.html Specification: DHX-IA-20-12ml Preservation solution: Guanidine salt inactivated type (IA) Preservation solution capacity: 12ml Number of swabs: 10 Quantity: 50 pcs/box × 2 boxes (12ml) Type of use: throat swab Storage conditions: Please store in the environment of 2℃--30℃ Validity period: two years