General

These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F). Available in solid, one-hole, and two-hole versions. Each stopper has its size marked in raised figures. All stoppers are 25 mm tall. Sold as one-pound bags. (10 per PK )

Heavy porcelain base measures 7" x 13" and includes a glazed finish to prevent chemical seepage. A hole for the removable support rod is conveniently located in the center of the base, and rubber feet are affixed to the base bottom to prevent sliding and/or damage to the work surface. The included aluminum support rod measures 24" long with a 1/2" diameter. (1 per EA)

United Scientific® Steritrue™ Sterile Sampling Scoops, Polystyrene, 250 ml (8 Oz), Pack Of 10 (10 per PK )

Single Burette Clamp (1 per EA )

This scoop will meet all your needs for your liquid or powdered materials. (100 per PK )

Folding magnifiers in plastic cases. Glass lenses are 25mm in diameter with 5x magnification. Single magnifier includes one lens. Double magnifier includes two lenses for 10x magnification. Triple magnifier includes three lenses for 15x magnification. (1 per EA)

STAINLESS STEEL MICRO SPATULA 21cm Long, Flat & Pointed ends (1 per EA)

Stamped steel bases, with black enamel finish. Includes a removable, zinc-plated steel rod. Bases and Rods are also available individually. (1 per EA)

These extension clamps features heavy-duty electroplated zinc alloy construction and dual prong adjustments. Clamps have a maximum temperature use of 80°C. (1 per EA )

Steam autoclavable, polypropylene molded tray has a built in handle for easy carrying of reagents or laboratory ware using one hand. (6 per PK )

United Scientific® EcoLift™ Lab Jack, 4X4", Yellow (1 per EA )

United Scientific® Steritrue™ Sterile Sampling Scoops, Metal Detectable Polystyrene, 125 ml (4 Oz) (100 per PK )

Polypropylene T-shaped connectors with serrated ends are ideal for leak-proof tubing connections. Autoclavable. (12 per PK )

These sturdy polypropylene scoops are available in a variety of sizes and as a complete set of seven scoops. Capacities are molded into the top of each scoop for easy reference. The PP material is autoclavable and will not rust or corrode. (12 per PK )

Sturdy, economical and convenient racks for samples stored in vials. Autoclavable at 120° Celsius for 20 minutes. Can be stacked when not filled, for easy storage. Each well features a drainage hole at the bottom. (5 per PK )

Deluxe Burette clamps are die casted from aluminum and feature black rubber sleeves for firm gripping of burettes.  The adjustable clamps hold up to 30mm O.D. burettes, which are held in place by the pressure created by the springs.  For use with rods up (1 per EA)

These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F). Available in solid, one-hole, and two-hole versions. Each stopper has its size marked in raised figures. All stoppers are 25 mm tall. Sold as one-pound bags. (10 per PK )

Multi-purpose tool made from polypropylene can be used as a stirrer or spatula. Measures 9.5" long with a diameter of 1/4". (12 per PK )

Molded polystyrene support stands are ideal for use in applications that require non-corrosive worksurfaces. Heavy, weighted base provides stability similar to metal versions. The removable steel rod is coated with polypropylene to make it non-corrosive. (1 per EA)

These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F). Available in solid, one-hole, and two-hole versions. Each stopper has its size marked in raised figures. All stoppers are 25 mm tall. Sold as one-pound bags. (10 per PK )

These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F). Available in solid, one-hole, and two-hole versions. Each stopper has its size marked in raised figures. All stoppers are 25 mm tall. Sold as one-pound bags. (10 per PK )

Beaker tongs feature strong zinc-plated steel construction with flat riveted joints and vinyl coated sleeves that open to 7".  Tongs can handle beakers from 50ml to 1500ml capacity.  Overall length is 9.75".  (1 per EA)

Our deluxe line of two prong burette clamps are made of pressure die casted zinc alloy and are chrome plated. Adjustable to hold up to 60mm OD burettes, these clamps feature a spring-type adjustment key. Extension rod is 8.25" long, 5/16" OD, with an over (1 per EA)

Neoprene stoppers can be used in areas where rubber would be attacked by reagents or solvents. Synthetic green neoprene stoppers have good resiliency and shelf-life. They withstand petroleum products and oils as well as most inorganic acids and bases. Sold as one-pound bags (1 per EA)