1.5 mL microcentrifuge tube, polypropylene, w/ attached screw cap, w/ 0-ring, sterile, natural, 500/cs Pricing CLS430915 2.0 mL microcentrifuge tube, polypropylene, w/ attached screw cap, w/ 0-ring, sterile, natural, 500/cs Pricing CLS430917 2.0 mL Pricing