Argos Technologies 04395-56 Flip Cap 50mL Centrifuge Tubes. These centrifuge tubes come with hinged flip-top caps that allow for easy one-handed opening and closing. No more dropping or losing the tube cap. Bold black graduations are easy to read and accurate to ±2%. A large frosted marking area allows for permanent sample identification.

The conical-bottom, polypropylene (PP) tubes are compatible with any fixed angle or swing bucket rotor and can withstand temperatures from -80 to 120°C. 500/case (25/Bag, 20 Bags/Case). 

• Hinged flip-top cap allows for single-handed use
• Grooved cap surface for easier manipulation
• Guaranteed DNase, RNase, and pyrogen free
• Can be spun up to 9400 g