● Tubes: made of strong, highly transparent medical grade polypropylene

● Flat-top caps: made of medical grade polyethylene

● Plug-seal screw on caps: made of medical grade polypropylene

● 15ml and 50ml conical tubes available; large white writing area for easy marking

● Double threaded design reduces cross-threading; caps are easily opened and closed

● Flat-top caps can be written on

● Gamma radiation sterilized, non-pyrogenic

● No heavy metals

● Available in racked package (sterile) or bulk package (sterile & non-sterile)

● RNase & DNase free

Specifications

● Working temperature: stable from -20°C to 121°C (except flat-top cap)

● 15ml and 50ml tubes can withstand centrifugation of 12,000G and 16,000G

respectively

● Sealing test: complies with The International Air Transport Association (IATA)

Safety Standards