United Scientific Supplies

Tall form crucibles include lids. Crucibles are glazed on inner and outer surfaces except for the outside bottom and rim. Important properties of United porcelainware include: Thermal Shock Resistance - average coefficient of expansion from 20° C to 200° C is 3.56 x 10-5, gradually...

Optically true glass, with scratch-resistant copper back silvering plain spherical mirrors.

Rugged, autoclavable centrifuge tube boxes can be used at temperatures of -90°C to 121°C. Racks hold 36 each 15ml tubes, or 16 each 50ml tubes, and feature a clear lid for easy identification of contents.

See-Through Sally™ provides a memorable visual aid for teaching human anatomy. This set consists of 12 spiral-bound anatomy charts, each representing a different area of the body, mounted on a rigid metal frame and floor stand. See-Through Sally is arranged according to both how the body...

Capture water samples from specific depths with this clever tool. The unit is made from impact-resistant PVC, with soft rubber seals that hold up to 1.5 liters of liquid. A unique design allows for hassle-free sample collection: when the desired depth is reached, students simply jerk the attached...

This instrument is an enhanced version of our popular Intermediate Spectrometer.  Its larger 30mm diameter optics give brighter line images and make precise measurements easier.  The optical focusing system has also been refined and the instrument retains the same premium features as the...

These white polypropylene slide mailers included hinged covers and nolded-in dividers to securely hold 3" x 1" microscope slides.

United brand bottle top dispensers offer high accuracy at economical prices. Each dispenser is individually calibrated and certified in an ISO 17025 accredited laboratory in accordance with ISO 8655 standards. Five adapters are included with each unit for use with a wide range of bottle sizes. All...

The Hall Effect is the generation of a side-to-side voltage in a conductor or semiconductor carrying a current when it is placed in a magnetic field. The effect is widely used in magnetic field sensors. It is associated with several well-known systematic errors, some of which can be eliminated by...

A convenient glassware assortment designed for general laboratory use. A great value! Includes twelve 30ml Barnes Dropping Bottles with dropping pippettes and one each of the following: 5 piece Beaker starter set, 9" Beaker Tongs, 5 piece Erlenmeyer Flask set, 10ml Hex Base Cylinder, 25ml Hex...

Manufactured of polypropylene, these autoclavable boxes are stackable for sample storage in 1.5 to 2.0 microtubes and 1.0-2.0ml crygenic vials. Boxes can be used at temperatures from -90°C to +121°C. Boxes feature a hinged lid connected to the base and a locking system to ensure secure...

Our polypropylene conical measuring cylinders are ideal for measuring small quantities of reagents. They are autoclavable and have excellent contact clarity. The hexagonal base provides excellent stability to the cylinder, and the tapered spout enables easy pouring of reagents. Features easy-to-read...

These lightweight, autoclavable aspirator bottles are made from polypropylene and can be used for dispensing distilled water and other laboratory solutions. The leak-proof spigot screwed to the bottle requires only a half turn to open or close. Polyethylene cap and stopcock should be removed before...

Graduated in Celsius and Fahrenheit, this thermometer shows temperature ranges of --20°C to +50°C in 1° divisions, and 0° to +120°F in 2° divisions. Thermometers are filled with Toluene mixed with red color. Mounted on a 10" tall wooden base.

Good quality nylon bristles, mounted in twisted heavy gauge galvanized wire. Includes a radial top.

An entire optics set at a great price. Includes everything you need to demonstrate basic principles of light and color. Comes in a reusable storage box. Includes 1 Doubel convex lens (38mm diameter, glass), 2 acrylic equilateral 25mm x 50mm prisms, 1 double concave 38mm glass lens, 1 plain 38mm...

Glass prepared microscope slides, supplied in a plastic mailer.

This precision measuring tool is made of hardened steel for precision and durability. It has a range of 150 MM and a large, easy-to-read dial with a resolution of 0.02 MM. A storage case and instructions are included. Shipping weight: 6.5 Oz. dimensions: 9" x 0.75" x 0.25".

Strong plastic aspirator for vacuum filtration and other lab applications. Designed to prevent any flooding, back-flow, or turbulence. Includes 5.9” (15 cm) hose. The top nozzle has an outer diameter of 1.5 cm. The side nozzle can accommodate hoses from 0.5 cm to 1.0 cm inner diameter.

Recommended for grades 3 to 8, this set is ideal for introducing students to the concepts of changing force by levers and pulleys, and the notion of mechanical advantage. The manual describes experiments with the three types of levers, single and double pulley systems, and shows the characteristics...

This wooden pinning block has three steps. Excellent for mounting insects.

Stainless Steel Micro Spatulas with varying ends.

Boiling, flat bottom flasks with ground glass joints. Our boiling flasks are made from low-expansion borosilicate glass Feature uniform wall thickness for superior mechanical strength and shock resistance Ideal for boiling, heating and mixing in the laboratory

Manufactured with 304 Stainless Steel, United Scientific™ REUZ™ (“re-use”) Stainless Steel Funnels include an air channel engineered for smooth, easy flow. Useful in laboratory or factory environments, the versatile funnels can be used with most liquids and powders. Carefully constructed, the...