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…