United Scientific Supplies

The Minerals Science Activity Kit is the complete solution for young Geologists. This activity kit contains 20 types of minerals specimens that students can investigate the Mohs hardness scale, Streak test, Magnetism and acid resistance test. (Acid not included) The minerals specimens include :...

These heavy duty Magdeburg hemispheres are closer to the original version than the plastic or rubber models. Thick case iron walls and large steel handles make this item extremely durable. Plated brass valve and precision machining prevent leakage. Shipping weight: 4.5 Lbs., dimensions: 7.25" x...

Cast iron ring with black enamel finish. Detachable zinc plated legs. Legs are interchangeable, features removeable rings with 3.5", 4.75", 6.5" Ring O.D., 9" Height.

High-clarity magnifying glass with 4X magnification and a wide viewing area, designed for comfortable extended use. The glass lens is securely mounted in a durable frame, and the long handle provides a stable, easy grip for precise viewing. Technical Specifications: Lens diameter: 2.75”...

This is a popular accessory for electrostatic demonstrations. An insulating printed circuit board carries a metallic conduction path with six breaks and a binding post at each end. When connected to an operating electrostatic generator, simultaneous sparks occur in each of the breaks as charge flows...

Polycarbonate racks feature ergonomic design for easy handling. Provides good chemical resistance. Autoclavable and withstands temperatures from -135°C to 135°C. Includes molded-in numbers and letters for easy identification of test tubes.

Introduce students to the basic concepts of light reflection and refraction with this economical kit. Guided activities include reflection of light at a plane mirror and the refraction of light at a water interface. Contents: Acrylic plane mirror, 10cm x 10cm Cork mat, 15cm x 15cm 4 steel T-pins...

These Boston Round Flint Bottles include screw cap with dropper assembly are designed for general use. The glass is non-porous, which allows for easy cleaning or autoclaving.

This comprehensive and economical set is based on a mechanical vibration generator and a sine wave signal generator and includes a support system anda range of accessories.  The imprtant basic types of mechanical vibrations and waves can be investigated.  Includes demonstrations featuring:...

This low noise (<58db ) air source is an ideal accessory for air tracks, air tables, and other pneumatic equipment in physics labs. the 250 w motor produces a clean air output with a flow rate of 35 m (cubed) our at a 0.70 kpa overpressure. shipping weight: 12 lbs., dimensions: 16 x 19 x 10 .<>

These stamped steel bases feature 2 tapped holes for the rods. Hole at the center of the shorter side is for standard ring stand use. Hole at the center of the longer side is for titrations, specific gravity determinations, etc. Each base includes a zinc plated steel rod.

Equilateral prisms, made from high quality clear glass sheet with highly polished surfaces.

Glass thermometer mounted on aluminum back. Thermometers are filled with approximately 3 grams of Toluene mixed with red color.

Disposable polystyrene petri dishes offer optical clarity and strength at economical prices. 65mm dish includes a molded-in grid on the lid for easy colony counting. Sterilized.

Compact analog multimeter offers popular features such as AC voltage, DC voltage, DC current, Ohms, measures capacitance and decibels, and comes with overload protection and diode test. Includes test leads and instruction manual. Operates on 2 AA size batteries (included).

A very sturdy one piece molded polypropylene rack. All four sides can be used interchangeably for 12mm through 25mm diameter tubes. 88 spaces on its four sides

A customized kit that includes our top-selling porcelain products.

Clear Polystyrene plate features deep uniform wells and include lids. Each well has an alpha-numeric marking. Sterile and individually wrapped. The 12-well plate measures 5" long x 3-1/4" wide x 7/8" high. Flat-bottomed wells are 3/4" deep and approximately 25mm in diameter. Sold in packs of 10.

This Ballistics Car demonstrates the independence of vertical and horizontal motions. It consists of a four-wheeled cart carrying a vertical tube with a spring-loaded piston inside. The tube is loaded with a ball and the cart is set in motion. During the motion, the piston is released remotely by a...

Each set contains a stamped steel base and rod along with 2, 3, 4, or 5 cast iron rings with clamps. Sets are shipped in specially designed boxes.

For use with micropipettes. Total capacity of 75 mL. Includes graduation marks at 10, 30 and 60 mL levels. Autoclavable.

Convenient fully assembled battery set holds up to 4 D-size batteries. Five color-coded binding posts on the base for easy, safe, and reliable connections to hook-up cords provide outlets for 1.5V, 3V, 4.5V or 6V supply voltages. Superior construction¡Xrobust, molded battery holders for secure...

These large capacity reagent bottles feature narrow mouths, integrated shoulder loops (except 2L) and include a lined HDPE cap for a tight seal. Constructed of polypropylene, the bottles are translucent, pliable, and have excellent strength for extended use. Ideal for packing, shipping and storage...

Great quality stainless steel scoop with one pointed end for handling small amounts of chemicals. Length 6.5". Also available with a 5" long hardwood handle.