United Scientific Supplies

A compact and economical Color Mixing Apparatus. This updated version of the classic three color light projector uses three low voltage, high power LED's to project easily-seen red, green, and blue light onto a white screen. The projector mounting allows the beam angles to be adjusted to vary...

This clamp can be attached to any standard meter stick. It is used as a knife-edge fulcrum for supporting the meter stick in the inverted position.

Beakers, molded in polypropylene, have excellent clarity and very good chemical resistance. They are autoclavable and feature raised graduations on the outer surface. New Style beakers feature oversized, tapered spouts for easier pouring of solutions.

This large van de Graaff generator uniquely offers alternative drive modes, either hand-cranked or motor driven. Excellently constructed, the generator reliably delivers charge and sparks 10cm long and more immediately on setting it in motion, even under high humidity conditions. In hand-cranked...

Borosilicate Glass Round Bottom Boiling Flasks are designed to give the best combination of thermal shock resistance, physical strength, and resistance to chemical attack.

Round form evaporating dishes include lip. Glazed inside and outside on both sides, except for large dishes (greater than 385 ml) which are glazed inside and partially outside. Thermal Shock Resistance - average coefficient of expansion from 20° C to 200° C is 3.56 x 10-5, gradually...

This classic devise is used to demonstrate the conservation of mechanical energy and its conversion from one form to another. After the wheel is rotated by hand to roll the supporting cords to the top and then released, its potential energy turns into kinetic energy of rotation as it falls. After...

Set of five zinc-plated hexagonal masses supplied in a sturdy cardboard box. Includes one each of 100g, 500g, and 1000g, and two each of 200g masses.

PMP (TPX) beakers feature easy to read silk screened printed graduations. Beakers are autoclavable. Tapered stacking style saves space and makes it easy to handle.

Convenient package includes a table type buchner funnel, neoprene stopper, medium flow filter paper, food grade tubing, radiator clamps and a coupler. The tubing has a temperature range of -40° to 125 °F and it meets FDA standards and NSF 51. Our Desktop Winterization Labware Kit is...

Correlated to the Next Generation Science Standards This kit is a unique teaching tool for introducing your students to the fascinating chemistry and physics behind invisible inks, i.e. colorless substances usable for writing that can be made to turn to color using a chemical or physical process....

This mineral test kit is useful for rock, mineral and fossil identification. Kit includes: Hardness scale, dropper bottle, hand lens, glass streak plate, black streak plate, white streak plate, cermaic bar magnet, nail and penny.

Strong, excellent quality laboratory support jack, made of aluminum and stainless steel. Vertical height to 26cm;15cm x 12cm top and base plates. Also available with removable 20cm x 20cm platform and a 45cm long support rod.

Plastic conical joint clips are size 24, designed to securely hold 24/40 joint size glassware together.  Note: Clips shipped are blue

Heavy porcelain bases with glazed finish to prevent chemicals from seeping into the base. Base includes rubber feet to ensure the base does not slide or damage bench surface. Hole for rod is located in the center of the base. Includes a removable aluminum support rod. Stainless steel support rod is...

The set contains 6 acrylic lenses: one each of double convex, plano-convex, concavo-convex, double concave, plano-concave, and convexo-concave. Includes an activity guide and a reusable cardboard storage box.

Glass prepared microscope slides, supplied in a plastic case. A collection of slides specific to the study of algae. Set of 15. Chlamydomonas, Protococcus, Anabaena, Oedogonium, Gloeocapsa, Vaucheria, Spirogyra Veg Ectocarpus, Nostoc, Mixed desmids, Laminaria , Volvox, Mixed diatoms, Nemalion, Fucus

This detachable stand can hold 12 pipettes, 6 on each side, in a horizontal position. Molded in polypropylene, this autoclavable stand has two sides which are attached to each other with three metallic rods coated with polypropylene. This stand can be easily disassembled for space saving storage.

Constists of 6" slip joint pliers, 6.5" long nose pliers, 6" adjustable wrench, 3 piece offset screwdriver set, and a 6 in 1 screwdriver set featuring slotted bits, Phillips bits, and nut drivers.

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

Made from Acrylic about 3mm thick, with highly silvered back.

These amber boston round flint glass bottles include screw cap with dropper assembly are designed for general use. The glass is non-porous, which allows for easy cleaning or autoclaving. The amber color helps protect light sensitive materials.

Each convenient package includes a filtering flask, buchner funnel, filter adapter set, and medium flow filter paper. Filtering flasks are from our FG5340 series. They are constructed using heavy wall borosilicate and include a thick rim and hose barb. The 10,000ml set includes our FFB5340 series...

This pre-assembled DNA model is built to a scale of 10 cm to 1 nm and accurately depicts a 16 base pair section of DNA. The phosphate-deoxyribose backbone and the four bases are represented by custom plastic moldings that show the shapes of the molecules in scale and illustrate the bonding between...