Sterile and non-sterile centrifuge tubes with conical bottom. Made of transparent polypropylene. The centrifuge tubes are 15 and 50 ml. Molded external graduation for each 0.5 ml in 15 ml tubes and for each 5 ml in 50 ml tubes. Blue screw cap made of polyethylene that close hermetically.
Sterile models are not suitable for autoclaving, whereas non-sterile models are autoclavable at 121 °C with the cap positioned on the thread uncapped.
Sterile definitions