Bel-Art Chromerge Chromium Trioxide Glass Cleaner Solution, 25 ml 6Pk

20 Racks of 25 Polypropylene tubes with conical bottoms and 50ml capacity. Blue HDPE leak-proof screw caps included. Centrifuge tube and rack sets are a convenient solution for organizing and storing conical bottom tubes. Racks are made of expanded polystyrene (EPS) and include holes arranged in a zigzag format for easy dispensing. Tubes have an outer diameter of 29.2mm and are 114.3mm tall. Tubes and caps feature specially-designed flat threads for vacuum-type closure that is leak-free at a pressure of >700mm Hg. Highly smooth hydrophobic internal surfaces minimize wall effect. ...

Timing capacity: 23 hours / 59 minutes / 59 seconds Clock feature Last time set memory Lay flat on a bench, use the flip-open stand for a vertical view, carry it on a lab coat with the convenient pocket clip, or use the magnetic back for metal surface attachment Requires one LR44 battery (included) Features a Certificate of Calibration and individual serial number, these electronic timers are tested and calibrated in H-B's exclusive triple accredited/registered ISO/IEC 17025:2017, A2LA accredited laboratory (Cert #2448.01), against equipment whose calibration is traceable to NIST. ...

Economical, durable and gentle on delicate glass or quartz cuvettes, this all-plastic washer replaces costly, antiquated devices that are often more fragile than the cuvettes they wash. Comes complete with a 500cc polypropylene vacuum flask, Vikem®vinyl stopper and 3 ft. PVC tubing ready for connection to a vacuum line Mouth of an inverted cuvette is pressed against the rubber cushion to induce suction Water or other cleaning fluid poured into the 89mm (3½") diameter funnel is forcibly sprayed into the cuvette and then drains into the flask Continued pressure on the cuvette creates an air ...

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 ...

Trigger sprayers with adapters fit any Scienceware® bottle with an easy to fill, 53mm wide closure and offer convenient, adjustable spray dispensing of a wide range of chemicals including bleach, ethanol, machine oil and water. Features: Simple to install sprayer is perfect for GHS Labeled safety-vented wash bottles (series 12416 and 12432), as well as OSHA compliant 16oz and 32oz Scienceware® non-vented, wide-mouth wash bottles (series 11716 and 11732) Stainless steel, spring-action pump in the trigger sprayer will not corrode with repeated exposure to 10% bleach disinfecting solution ...