"VWR"

Efficient, powerful tube revolvers fixed or variable speed, with 5 interchangeable rotor series.

Look for the V at the neck.™ Economical, disposable tools for transferring, collecting, and handling chemical and biological materials.

Oversized digit calculator is solar-powered, battery-saving, and economical. Calculator performs all arithmetic operations and features memory, percent, and floating decimal point.

Manufactured from Spectrosil quartz for accurate readings over the entire UV range to near infrared range.

A Great Value!

Suitable for filtration of aluminum phosphate, barium carbonate, lead chromate, and more.

Our new high-quality borosilicate volumetric flasks meet ASTM standards and are a great value.

Accurate answers in five seconds with a meter that automatically selects proper range and displays the exact answer.

Sturdy, lightweight polypropylene carrier can hold up to six wash bottles.

Our borosilicate flasks meet ASTM standards.

Perfect marking pens for small lab samples, slides, beakers, sample bags, and more.

Mortars are constructed of chemical porcelain and feature a lip and a glazed exterior.

These Certified Reference Materials (CRM) calibrate conductivity meters and probes for maximum accuracy.

At the press of a button, timer displays countdown alarm time/stopwatch time, and time of day in both 12- and 24-hour format.

Timer counts down from 9999 minutes in one-minute increments and has a countdown resolution of one second for times under 99 minutes.

Thermometers are ideal for round-the-clock monitoring of semi-solids, air/gas, or liquids in incubators, refrigerators, freezers, water baths, and outdoor tanks.