1.The disposable sampler consists of a sampling tube (containing viral transport medium) and a sampling swab.

2.The volume of viral transport medium(VTM) is 3ml for conventional products, and it can also be customized according to customer needs.

3.The sampling tube of throat swab is 5ml, and that of nasal swab is 10ml.

4.The routine product of sampling swab is equipped with one throat swab (one bottle of VTM), or one nasal swab (one bottle of VTM) or one throat swab and one nasal swab (one bottle or two bottles of VTM) as required by customers. https://www.rollmed.net/cryo-tub...mpling-tube-and-kit.html