United Scientific Supplies

Silicone bumpers slip easily onto any volumetric flask. In the event of a flask being accidentally tipped over, the wide bumpers cushion the neck from hitting the table surface. Color coded and available in five different sizes. Wide design to cushion flasks if tipped over Made of high-quality...

This Lattice Lab System features an assortment of aluminum rods from 18" to 48" long including 10 rods that are 48" long.  Assembly is easy and requres only a screwdriver.  Support rods are made of hard aluminum and foot plates and hook connectors are made of cast...

This sturdy pulley is excellent for use with an inclined plane or any other similar apparatus. Ite features a 4-cm plastic pulley mounted on a chrome plated steel rod. The overall length is 15cm and the shaft diameter is 8mm.

Stainless Steel Spatulas, Available in assorted styles and sizes (bent, flat, and tapered ends).

Square specimen set is used for density and specific gravity studies. Set of four includes aluminum, copper, steel, and brass cylinders. Includes a storage box and activity guide.

These borosilicate glass beakers feature an attached handle and a smooth rim. The molecular structure of THC is enamled in white on one side, and the other side has standard beaker graduations. Cleverly marked as a 420ml beaker.

Our Variable Volume Micropipettes feature built-in tip ejectors and autoclavable tip cones. They work on a click stop digital system, are easy to calibrate and maintain, and easy to disassemble for autoclaving. Manufactured in an ISO 9001:2008 certified facility, these pipettes are highly accurate....

Made from Plate Glass, with carefully ground and polished optical survaces, and cleanly ground edges, these lenses feature a diameter of 38mm - 125mm and focal lengths from 50mm - 500mm.

These stamped steel bases feature an added steel plate on the back which makes them about 50% heavier than regular stamped steel bases. The steel plate also facilitates a sturdier threading of the rod into the base.

Discover how people communicated over long distances before the telephone was invented. The Morse code experiment kit is designed to show the principle of a telegraph. The kit consists of a "D" cell battery holder, a telegraph key, a miniature lamp with holder, and three connector cords....

An ideal starter set for any laboratory, this set contains three borosilicate glass beakers in sizes 250ml, 400ml, and 600ml. Beakers feature a double graduated metric scale and a marking area. Tolerance is approximately ± 5%.

This series of digital heating mantles includes a built-in stirrer function. Separate knobs control the temperature level up to 400° C and stirring speed up to 800 rpm. The external probe allows the temperature of the contents of the flask to be directly measured. Case is constructed of durable...

This is an excellent model for demonstrating the proper technique for brushing teeth and gums. Hinged upper and lower palates simulate the normal opening and closing of the mouth. It comes complete with an oversized soft bristle toothbrush (9" long) and a detailed key.

A simple but effective device for demonstrating Lenz's Law using eddy currents induced in the wall of a copper tube by a falling magnet. The demonstrator consists of a 12"; long copper tube and two apparently identical metal slugs with rubber end caps. One slug is plain steel, and falls...

One-piece molded racks have a three-tier grid design. Polypropylene construction provides good chemical and thermal resistance. Autoclavable. Racks feature a 3/4" x 2-3/4" labeling area on two sides. Open design allows easy viewing of contents from all sides.Available in sizes that hold 13mm or 16mm...

United Scientific™ graduated cylinders comply with ASTM E1272, Class A standards, batch certified. Each cylinder features a double metric scale, calibrated to deliver. Borosilicate glass 3.3 cylinders with pour spouts feature heavy uniform wall tubing and attached glass hexagonal bases. All...

Durable plastic goggles with polycarbonate lenses that protects your eyes. Flexible body increases wearing comfort. 5" lens size is smaller than standard goggles to provide a better fit for students. Meets ANSI Z87.1+ safety standards.

Designed for repeated laboratory use, United Scientific™ CrystalClear™ crystallizing dishes are made from industrial grade borosilicate 3.3 glass. Dishes are autoclavable, with excellent chemical resistance, a low temperature gradient, and can withstand high temperatures and thermal shocks....

This flexible arm is extremely versatile and can be placed in virtually any position or angle. Includes a 3-Prong Clamp Head, nickel-plated flex arm in 305 mm (12") length. The Lab-Frame Connector securely attaches to support stands, lab-frames; or any support rod up to 19 mm (0.75")...

Our magnetic stir bars are constructed of high quality magnets coated with PTFE. Cross-shaped stir bars increase turbulence and improve stirring action.

Economical laser pointers are useful for many optical experiments. Lasers operate on a push-button switch, are housed in a rubberized aluminum pen-style case, and include a pocket clip. The 6" long x 0.5" diameter Class 3R Green laser pointer has a maximum output of 5mW and a wavelength of...

Borosilicate glass cylinders with pour spouts feature heavy uniform wall tubing and strong, stable hexagonal bases. All cylinders come with bumper guards. Single metric scale calibrated "To Contain", accuracy per Class "A". ASTM E-1272, meets USP standards, Serialized and...

Support for bar magnets or friction rods. Allows magnets or friction rods to hang freely and turn in a horizontal plane. Hooks are 89mm apart.

The clear plastic 6" / 15cm ruler is scaled in 1mm increments on one side.