SP Bel-Art 2-Piece Stopcock for ⅜" Tubing, Polyethylene

With a removable, leak-proof plug made of chemical-resistant, non-stick Teflon®PTFE, these 2- and 3-way polypropylene plastic stopcocks have barbed tubulations that accept 6.4mm to 9.5mm (¼" to ⅜") I.D. tubing. Three-way models allow connection of any two or all three arms Instant cut-off control Pressure rating is 240 KPa (35 psi) Steam autoclavable at 121°C (250°F)TEFLON®is a registered trademark of The Chemours Company FC LLC and used under license by Bel-Art Products, Inc.

Filter large volumes quickly with a polyethylene plastic Table-Top Buchner Funnel using your choice of Fritware® or Perforated filter plate. Removable hose barbed connector accepts 12.7mm (1/2") I.D. tube and threads into 3/4" NPT bung on the funnel Fixed or removable Fritware® Porous Filter Plates supported by a multiple ring grid; HDPE, 6.4mm (1/4") thick, with a non-porous ring at the periphery of the plate which seals filter paper when used Fritware® Porous Filter Plates available in two porosities (medium and coarse); medium is 45-90 microns while the coarse is 90-130 microns; use ...

Avoid outside contamination with this highly accurate closed system. Borosilicate glass burettes have white 0.1ml graduations and are mounted to a high-density polyethylene screw cap. Squeezing the flexible polyethylene bottle forces liquid into the burette. Built in overflow automatically drains excess liquid back into reservoir. The glass stopcock has a 2mm bore. Large, stable plastic base can be detached from reservoir. Accuracy of burette is within 1% of total volume. Graduation accuracy is Class A.

Dynarex® LabChoice Cryogenic Tubes are premium-quality sterile tubes designed to effectively store and transport biological materials in low-temperature environments. The self-standing Tubes feature external threading and a screw cap with silicone gasket for secure closure. Features: Crafted from high-quality plastic materials for optimal durability and reliability Self-standing bottoms provide optimal stability Externally threaded to reduce the risk of contamination Features white writing panel for easy labeling and identification Printed, easy-to-read graduation marks allow for precise ...

The Cleanware™ Pipette Rinsing System for pipette cleaning and storage has an effective, reliable design that ensures safe, efficient operation. Available in a complete system or in individual components. Pipette Rinsers provides a simple, automatic method for rinsing large numbers of pipettes at one time High level water entry provides an air gap between the maximum water level and the end of the water inlet tube ensuring safe and efficient operation "Tube within a tube" siphoning system assures rapid, complete and automatic siphoning and refilling over a wide range of inlet water ...