Flat Bottom Glass Tubes

Made of polypropylene Caps are available either with or without a silicone washer between the cap and the tube to ensure a positive leakproof seal at all temperatures. As for tubes, these closures are also made of polypropylene, providing the same coefficient of expansion for both, which further...

Six styles of caps to choose from and two sealing types: O-ring seal and lip seal. The cap is molded with a deep internal lip that fits snugly against the interior wall of the tube thus preventing the contents from coming in contact with the seal or threads, thereby reducing the chances of sample...

Virgin polypropylene construction Fit 80 well freezer racks Autoclavable Graduated Non-sterile Certified RNase and DNase free Frosted writing area on tubes and caps Freezable to -80°C Microcentrifuge tubes are designed to provide secure, leakproof seals while remaining easy to open....

Axygen® 1.7mL MaxyClear Microtubes are available in a variety of colors, sterile, and Maxymum Recovery®. All Axygen Snaplock Microtubes have frosted cap surfaces for labeling, frosted panels on the side for writing, and a piercing port in the center of the cap. Will withstand up to 14,000...

Made from low-retention resin using diamond-polished molds to ensure complete sample recovery and optimal clarity Graduated with etched labeling surface on cap and sidewall Flat cap design Side-wall gated for easy pellet viewing Positive seal cap allows repeated cap closures and eliminates pressure...

System offers 0.65ml and 1.1ml microtiter tubes and tube strips. Design compliments multi-channel pipettors, Beckman Biomek, TomTec Quadra 96 and other robotic work stations. Alpha-numeric, non-reversing, rack and lid ensure positive sample ID.

Slitted single caps for tubes Polypropylene Septa Cap

0.6mL Microtubes are available in a variety of colors, sterile, and low retention. All Snaplock Microtubes have frosted cap surfaces for labeling, frosted panels on the side for writing, and a piercing port in the center of the cap. Will withstand up to 20,000 RCF Snaplock cap assures efficient seal...