Posi-Lock™ Graduated Microcentrifuge tubes feature a small, easy-to-open/close cap with the assurance of an audible "click" to know that your sample is secure. Boilproof Fits standard centrifuge rotors, racks, and storage boxes Graduated every 100µL for easy volume…

1.5mL Easy-Click Graduated Microcentrifuge tubes feature a small, easy-to-open cap. Graduated every 100µL for easy volume identification Small cap allows tubes to be spaced closely together in racks and storage boxes Frosted Cap and writing panel allows for an extra writing room and…

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…

Features channels designed for more configuration and to protect against breakage Drying Basket to keep small items and slotted to hold pipettes safe while drying SureGrip Hook with Patent-pending design to securely grips glassware into place Use on counter or wall: Stands…

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…

5mL Posi-Lock™ Graduated Microcentrifuge tubes feature large, easy-to-open/close cap with the assurance of an audible "click" to know that your sample is secure. Boilproof Fits all standard 5.0mL centrifuge rotors, racks, and storage boxes. Designed to fit all rotors,…

2.0mL Posi-Lock™ Graduated Microcentrifuge tubes feature a small, easy-to-open/close cap with the assurance of an audible "click" to know that your sample is secure. Boilproof Fits all standard 2.0mL centrifuge rotors, racks, and storage boxes Graduated every 100µL…

0.6mL Posi-Lock™ Graduated Microcentrifuge tubes feature a small, easy-to-open/close cap with the assurance of an audible "click" to know that your sample is secure. Boilproof Fits all standard 0.5mL centrifuge rotors, racks, and storage boxes Graduated every 100µL…

Low-Binding Posi-Lock™ Graduated Microcentrifuge tubes feature a small, easy-to-open/close cap with the assurance of an audible "click" to know that your sample is secure. Proprietary low-binding or low retention resin maximizes sample recovery Boilproof Low binding tubes fit all standard…

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…