With the tube body made of medical-grade polypropylene and the tube cover made of medical-grade polyethylene, the tubes conform to the USP Class-6 standard.
15ml /50ml conical bottom design, high clarity, black clear scale line on the tube body, and a preset white writing area
Double threaded tube cover, easy to grip for single-handed operation and reliable sealing
Flat cover design; the cover top can be used as a sample information marking area
RNase, DNase Free
Sterilized by gamma rays; sterile and pyrogen-free
Various packaging methods, including sterile racked packing, sterile bag-packed bulk packing, and non-sterile packing, are available.