Small 2 ml clear microcentrifuge tube VIAL container can be widely used for your needs: carring tiny meds in your pocket, holding small supplies,seed collecting, pollen, screw, storing dry things or transporting fluid are all being available. It's always a good choice to check size for your needs.0.2 ml /0.5ml /1.5ml /2 ml / 5ml / 10ml / 15ml / 50 ml are all available in store. Great quality Polypropylene comes with great touch. Availble to be Sterilized under high temperature no higher than 121 Celsius degree and high pressure and use after cooling. Maximum Speed: 13000r/ min