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Free Lab Activities Download save and print the following standards-aligned activities for use in your lab. For help locating materials browse our complete chemistry selection or contact the Ward's Science Plus Us team at sciencehelp@vwr.com. Chem...

Back Pressure in Flowmeters: Causes and Solutions If you use a flowmeter to measure flow rate you must consider the effect of back pressure. In some processes sufficient back pressure will exceed maximum operating pressure causing some component o...

Masterflex® selection guides Valve Selection Guide Valve Terms Velocity-Profile Deviations Influence Flowmeter Performance Influence Flowmeter Performance Guide to Liquid Pumps Use the guide below to help you select the best type of pump for your ...

VWR Returnable Container Advantage Program (ReCAP) PERFORMANCE | CONVENIENCE | SAFETY Built on the foundation of supply chain innovation VWR’s Returnable Container Advantage Program (ReCAP) reliably delivers performance convenience and safety for ...

Pump Types and Definitions Bellows These pumps move fluid through a reciprocating bellows cavity that is coupled to a driving rod. Pumps are found in the ~~Metering~~ and ~~Positive Displacement~~ pump sections. Centrifugal A rotating vanned disk ...

Case Study: A Sweet Success: Famous Maple Syrup Producer Enhances Production with Masterflex® B/T® Variable-Speed Pump In a hamlet in northern New York three miles from the Vermont border Rascher’s Sugar House resides as a beacon to maple syrup lo...

Furnace Parts Please note: these parts are for the MAS electric fusion/cupellation furnace. VWR offers a wide assortment of products and brands in this category. If you cannot find the product or brand that you are looking for in this listing plea...

Advanced Battery Science - Facility Management & Protection Avantor sets advanced battery science in motion to create a better world Avantor offers a broad range of products to keep the facility clean safe and ordered. Safety Laboratory Facilities...

What is 3D Printing? What is 3D Printing? 3D printing also called additive manufacturing is a process used to build a solid object based on an electronic design. How Do 3D Printers Work? Most desktop 3D printer models use a thin filament that is f...

BRAND Titrette Bottletop The BRAND Titrette provides safety and convenience to titration eliminating meniscus reading error while providing the precision of Class A glass burettes. Suitable for many common titrants the Titrette is the first choice...

Hand protection PPE supplies Hands are often the first casualty when safety hazards arise. Properly gloved hands are critical for the safety of your workers. Avantor® offers an extensive selection of hand protection PPE so you can protect your col...

BRAND Bottletop Dispensers BRAND brings over a half century of bottletop dispenser manufacturing to their comprehensive line. The flagship Dispensette S line features fourth-generation technology with models optimized for general dispensing solven...

Bottles and Accessories Made with the highest quality resins Nalgene™ bottles and closures are engineered to work together with a proprietary valve seal and a strong semi-buttress thread design. Our bottles offer a leakproof guarantee because we m...

High Pressure System Offers Highest Pressure Ever from a Masterflex Flexible Tubing Pump Vernon Hills Illinois October 3 2002—Peristaltic fluid transfer at higher pressures using flexible tubing is now a reality with the new Masterflex® high-press...

1 MICROFLEX® 93-260 CHEMICAL RESISTANT DISPOSABLE GLOVE Tough Chemical Protection and Unparalleled Comfort for Maintenance Workers CHALLENGES Maintenance and repair workers across a range of industries are often exposed to caustic cleaning agents ...

1 MICROFLEX® 93-260 CHEMICAL RESISTANT DISPOSABLE GLOVE Tough Chemical Protection and Unparalleled Comfort for Maintenance Workers CHALLENGES Maintenance and repair workers across a range of industries are often exposed to caustic cleaning agents ...