United Scientific Supplies

Solid penny head glass stoppers have an interchangeable ground joint. For use with ground jointed glassware such as flasks and separatory funnels. For ASTM standard flasks Borosilicate 3.3 Glass

The most widely used qualitative filter paper for routine applications. Medium porosity and flow rate. 100 circles packed in a cardboard box. Superior quality neutral filter paper. Suitable for medium filtration, very low ash content.

United Scientific is offering a full range of epoxy coated steel wire racks for our most popular tubes including 15 mL and 50 mL centrifuge tubes. The epoxy is a durable consistent coating, and the racks are a rigid construction. The racks are designed with 3 levels keeping the tubes secure; the...

Durable, machine-blown body. Heavy beaded tubing neck. Flasks feature a sharp graduation line and large white block letters. A ground glass stopper is included. Meets Class A specifications per ASTM E-288. Batch certified.

Ultra light and powerful pipette controller is designed for comfort as well as accuracy. Intuitive 6 level speed setting and sensitive triggers provide a wide range of aspirating/dispense speeds. Pipette controller is ergonomically designed for extended usage; the lithium-ion battery charges quickly...

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

Our 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 approximately +- 5%.

Useful for a wide range of environments where touchless temperature readings are needed. This handheld infrared thermometer provides  measurement in degrees F or C (0.1° resolution). LCD readout with backlight. Simple to use. Auto shut-off after 7 seconds. Temperature range: -50°C to 500°C...

Sturdy, economical, and convenient racks for samples stored in vials. Autoclavabale at 120°C for 20 minutes. Can be stacked when not filled, for easy storage. Each well features a drainage hole at the bottom.

These smooth-wall, flat-bottom aluminum dishes are ideal for general purpose weighing, dispensing, storing, sampling, and testing applications. Dishes include tapered sides to enable easy stacking. Ideal for general-purpose applications Slightly tapered sides for easy stacking Disposable Aluminum...

Delivering precision and durability, these long stem glass funnels by United Scientific Supplies are an essential component for any laboratory. Ideal for filtering experiments, these glass funnels offer a long stem design that allows for easy insertion into narrow openings. Made from high-quality,...

These polypropylene, autoclavable carboys are equipped with a preassembled leak-proof stopcock. Ideal for storing and dispensing various laboratory solutions. Threads should be totally disengaged before autoclaving.

These Type 3 serological pipettes are made from borosilicate glass and comply with USP standards. Color-coded. Batch certified. Calibrated to deliver. Printed with durable amber markings.

Protect against cross-contamination using these racked, sterile filter pipette tips. These universal tips are manufactured from polypropylene and the filters are manufactured from polyethylene with a hydrophobic design to prevent liquids and aerosols from entering the body of the micropipette. These...

UniStore™ Wide Mouth, PP, reagent bottles are manufactured from USP Class VI resin that is FDA-21CFR compliant. Excellent chemical resistance to most acids, bases, and alcohols. Polypropylene caps are included. Manufactured from USP Class VI resin that is FDA-21CFR compliant for food contact...

Disposable Pasteur pipettes provide an efficient means for inoculating culture media and transferring samples as well as reagents in both clinical and industrial laboratories. Available in two sizes, with or without cotton plugs. Manufactured from borosilicate glass One-time use eliminates the...

Gooch crucibles have a perforated bottom and include lids. Crucibles are glazed on inner and outer surfaces except for the outside bottom and rim. Used for determination of total suspended solids. Thermal Shock Resistance - average coefficient of expansion from 20° C to 200° C is 3.56 x...

Made from Plate Glass, with carefully ground and polished optical survaces, and cleanly ground edges, these lenses feature a diameter of 38mm - 125mm and focal lengths from 50mm - 500mm.

Economical laser pointers are useful for many optical experiments. Ideal for middle school and high school classrooms. Lasers operate on a push-button switch, are housed in a rubberized aluminum pen-style case, and include a pocket clip. The 6” long x 0.5” diameter Class 2 Green laser...

Porous-bottom crucibles have a molded-in porous disc with stable porosity and consistent flow rate. Available with very fine (1.2 µm), fine (5 µm), and medium (15 µm) pore diameters. Glazed inside and out, except for outside bottom and rim. Autoclavable.

Magnifying Glass with Glass lenses molded into high quality unibody plastic frames.

These handy tall form jugs, molded in polypropylene, are clear, autoclavable and have good chemical resistance. All sizes have handles for convenient lifting, and feature raised graduations.

Plates made of clear fling glass, 2mm thick, with fine polished edges. Essential for every laboratory, this economy glass plate ensures a high level of performance for a variety of scientific applications. Made from durable, high-quality glass, this plate offers a flat and smooth surface, ideal for...

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...