United Scientific Supplies

An oversized set of 6 lenses and prisms designed for mounting on a magnetic chalk or marker board. Lenses are about 8" long, so your optics experiments would be clearly visible from every part of the classroom. Each piece in the set has a pre-attached magnetic backing. Set contains 1 each of...

Pair of Magnetic Needles

Set of five color filters (2.5" x 2.5" x 1/8") made of acrylic. Includes one each of the following colors: red, orange, yellow, blue and green.

Useful tool for determining wind speed. Made of corrosive resistant materials for continued outdoor use. It features a red colored cup to easily count the number of rotations. Includes activity guide.

Demonstrate Torricelli’s theorem to show the relationship between water pressure and depth. This clear acrylic cylinder, 19-5/16” high, includes three vertically aligned spouting nozzles positioned 4-3/4” apart. Each spouting nozzle also includes a stopper so pressure at each...

Our Berzelius (tall form) beakers are made from low-expansion borosilicate glass. Beakers feature heavy and uniform wall thickness, spouts designed for easy pouring, and beaded tops. The 20ml and larger sizes also have white printed graduations and a marking area. Tolerance for beakers is...

This magnetic compass is extra large (90mm diameter), comes in a bright color plastic case, with a clear plastic top. Shipping weight: 2.0 oz. Dimensions: 4"; x 4"; x 1".

Magnifying Glass with a glass lens, metal frame, and bakelite handle.

Lens Support, 38mm for optical bench set

Multipurpose tool that works as a stirrer as well as a spatula. This plastic policeman/spatula is a practical tool for lab applications requiring scraping or mixing of materials. Its dual-ended design allows for versatile use, accommodating a range of laboratory tasks. Made from durable plastic, it...

Solar motor is specifically designed for experiments using low starting voltage (0.5V) and current (25mA). Speed: 1000-5000 RPM. Motor is approximately 38mm long x 24mm in diameter. Shaft size is 8mm long x 2mm in diameter. Includes soldered-on 4" wire leads.

This life-sized skull model is excellent for introductory anatomy courses. The model shows excellent detail with a removable molar, incisor, and canine tooth for further study of the tooth roots. The mandible is spring mounted and the sectioned calvarium is detachable.

Introduce basic weather concepts with this versatile apparatus. Measure temperature (in Fahrenheit and Celsius) and wind speed, then reference the screen-printed chart to easily calculate wind chill. The device freely rotates to indicate wind direction, and its removable rain gauge allows for the...

Plates include numerous 5mm diameter perforations. Also includes large hole in center. Glazed on one side. Thermal Shock Resistance - average coefficient of expansion from 20° C to 200° C is 3.56 x 10-5, gradually increasing to 4.69 x 10-5 at 1050°C. Every batch of porcelain is heat tested in our...

Spray bottles are made from clear polyethylene terephthalate (PET) and include a white spray nozzle with clear cap to keep nozzle clean and leak-proof. PET is lightweight, chemically resistant and has excellent durability. Available in 8 oz and 16 oz capacity.

Two-tier rack with thirteen 25mm holes, and six drying pins Solid hardwood construction Polished to minimize damage from spills

A Vigreux column is a type of air condenser where the simple tube has been modified to include an abundance of downward-pointing indentations. This dramatically increases the surface area per unit length of the condenser. Includes a 24/40 connector.

Operates on 1.5V or 3V DC. Speed: 7000-11000 RPM. Motor is 40 MM long x 20Mm in diameter. Shaft size: 2 MM diameter x 8 MM long.

These leak-proof, economical polypropylene stopcocks have a PTFE plug and serrated ports that accept tubing from 6mm to 10mm in diameter. 

Floating microtube racks are ideal for thawing, cooling, or incubating samples in water or ice baths at a wide range of temperatures from -70C to 100C.  Tubes are supported below the lip while conical ends are immersed in water.  Racks feature a handle for easy removal from water bath as...

The Advanced Projection Ripple Tank is a comprehensive system for demonstrating basic wave phenomena using water waves. A horizontal glass plate is mounted in a watertight frame with foam beaches around the perimeter to suppress unwanted wave reflections. This tank is mounted on three tall legs with...

This product effectively demonstrates the laws of reflection and refraction. The 16cm diameter acrylic water tank has a 360 degree scale and a moveable arm carrying a laser activated by a push-button. Thumb screws on the side of the laser harness can be adjusted to finely position the laser beam....

The red color of these wash bottles provides a visual indicator that they may contain hazardous liquids.  Constructed of low density polyethylene, these bottles include a built-in delivery tube.

Rubber Stoppers packaged in convenient 1lb bags. Available in solid, 1 hole, and 2 hole versions.