United Scientific Supplies

These polypropylene tubes feature a screw top with easy to read black graduations. These sterile, conical bottom tubes also feature a writing area to allow for easy sample identification. Temperatures between 0-40degrees Celsius are the suggested working range.

Our Prepared Slides show top quality specimens in Zoology, Botany, General Biology, Histology, Parasitology, Embryology, Fungi, Monera, and Protista. Single Slides and Sets available.

Borosilicate Glass Erlenmeyer Flasks are designed to give the best combination of thermal shock resistance, physical strength, and resistance to chemical attack, Wide Mouth.

Includes fixed perforated plate. Funnels are glazed on inner and outer surfaces except for the rim. 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...

These bottles are made of translucent and Low Density Polyethylene. The distinguishing feature that these bottles contain is the built-in delivery tube making it a one-piece wash bottle. These bottles are graduated on the outer surface to reflect an approximate volume of solution filled or...

Beakers, molded in Polypropylene, have excellent clarity and very good chemical resistance. They are autoclavable and feature raised graduations on the outer surface. Griffen style beakers next without sticking together.

For covering boiling solutions Fire-polished edges concave shape Can be used on funnels, dishes and jars

Tuning forks made from alluminum alloy. The frequency and leter scale is stamped on each fork.

Pack of four inoculating loops designed with an 8" long solid brass handle and insulated grip. The non-calibrated 26 gauge nickel-chromium wire loop is approximately 8mm in diameter. Handles are color-coded for easy identification.

Index of refraction plate, made from acrylic or glass.

Durable, machine-blown body. Heavy beaded tubing neck. Flasks feature a sharp graduation line and large white block letters. A plastic snap cap is included.

Designed by teachers and tested by teachers, this kit greatly enhances the students' understanding of the process of mitosis. All four stages of the cell cycle can be easily demonstrated with the parts included. The kit gives students a “hands on” experience without the need for...

Kit includes a variety of commonly used hardware itmes in a general science, physical science, or chemistry laboratory. Designed for use by 2 - 4 students. Shipped in a re-usable storage box. Contents: Alligator Clip w/ 24" Wire - 2 Burette Brush - 1 Burette Clamp, Double - 1 Clamp Boss Head -...

Operating on 1.5 to 6 V DC, this electromagnet lifts up to 3.5kg. A current direction indicator is included for the study of the magnetic field.

Multipurpose Polypropylene molded trays can be used for sterilizing, drying glassware, porcelain ware, and other laboratory supplies. These steam autoclavable trays have tapered walls designed for nesting.

1216T40 (DCSET4): This set includes one each of acrylic, pine, nylon, and aluminum cubes packaged in a poly bag. Includes a reference table showing density values of individual specimens. 1216T39 (DCSET10): This set of 1" cubes includes one each of acrylic, oak, pine, poplar, steel, aluminum,...

The Ultrasonic Grating Apparatus is both a unique demonstration of the interaction of longitudinal sound waves and transverse light waves and also a method for the precise determination of the speed of sound in liquids, which is otherwise difficult to do in the undergraduate lab. The core of the...

21st century New York Balance is ideal for demonstrating basic physics principles including levers and center of gravity. Set includes a demonstration balance support, three knife edge lever clamps, a half meter stick, one 50g hooked weight, and one 100g hooked weight. Includes activity guide.

This item is used for comparing the thermal conductivities of aluminum, brass, steel, nickel, and copper. The five radial spokes are attached to a brass hub. Each rod is marked with the metal name on the hub. There are notches in each rod to hold a wax pellet. The unit comes assembled and with a...

Glass prepared microscope slides, supplied in a wooden case. Contents: Allium Mitosis, ls Amoeba Proteus, wm Animal Mitosis, sec Diatom Strew, wm Euglena, wm Ficus Leaf, cs Hydra - Plain and Budding, wm Paramecium Caudatum, wm Planaria - Plain, wm Rananculus - Mature Root, cs Rananculus - Stem, cs...

Cast aluminum clamp holder for use with rods up to 19mm in diameter. For use when clamping at 90° is required. This clamp features a min to max grip range of 0-21mm and a v-grove bearing length of 55mm.

An ideal starter set for any laboratory, this set contains three narrow-mouth, durable borosilicate Erlenmeyer flasks. Incluees one each of 50 mL, 150 mL, and 250 mL. Borosilicate glass flasks are designed to give the best combination of thermal shock resistance and physical strength. Features...

Manufactured using high-purity, virgin USP Class VI Medical grade polypropylene, these centrifuge tubes are free from natural rubber and heavy metal and conform to US FDA 21 CFR. Include leak-proof threaded HDPE caps that are free of added colorings and trace metals. A large, white marking spot...

This low cost apparatus is great for demonstrating Boyle's law (elasticity of gases). A plastic syringe is mounted on a wooden base. A piston is mounted to a platform that holds various size weights, allowing students to plot pressure versus volume of gases in the cylinder. Dimensions: 9" x...