Optimized for secure short term sample storage in low temperatures, Thermo Scientific™ Screw Cap Conical Microcentrifuge Tubes are offered in 0.5 mL through 2.0 mL volume capacity. Manufactured from virgin polypropylene these tubes are autoclavable, boil proof, and freezable to -80°C.

• Tubes are designed with conical bottoms allowing for more complete sample retrieval
• Screw caps with O-rings guard against leakage by forming a positive seal against the rim of the tube
• Amber tubes protect valuable light sensitive samples and are sold with a matching amber screw cap
• Graduation marks on the microcentrifuge tube allow for effective sample reference
• Screw cap microcentrifuge tubes work with many automated systems
• O-ring is manufactured from durable ethylene polypropylene dimonomere compound
• Tubes are certified free of RNase, DNase, DNA, endotoxin, pyrogen and PCR inhibitors and are packaged in individually sealed bags of 50 to protect against cross contamination
• Sterile product is packaged with the caps screwed onto the tubes
• Colored screw caps are available separately to improve sample identification in the lab
†U.S. and Canada Sales Only
Image(s) are representative of the product group and not necessarily the individual product.