1.7mL Posi-Lock™ Graduated Microcentrifuge tubes feature a large easy-to-open/close cap with the assurance of an audible "click" to know that your sample is secure. Frosted Large Cap and writing panel allows for an extra writing room and is resistant to smearing. Boilproof…

Posi-Lock™ capless tubes are ideal for customers not needing to seal their samples.  With no cap to interfere, collecting from spin columns is easy and mess-free with no caps to break off during centrifugation. Graduated every 100µL for easy volume identification Ultra-clear…

Numerous tube & cap options to form an ideal combination for specific applications, assembled for your convenience. Manufactured from high-clarity, ultra-pure polypropylene (meets FDA 21 CFR 177.1520 & USP Class VI). Suitable for a wide range of temperatures—from -196°C…