United Scientific Supplies

Manufactured with 304 Stainless Steel, United Scientific™ REUZ™ (“re-use”) Pharma Scoops have polished surfaces and rounded edges. The corrosion-resistant stainless construction includes large handles and smooth, large radius interior surfaces for easy cleaning and protection against bacteria...

These laboratory scoops are made from high quality stainless steel and are available in two sizes: 5 oz. and 52 oz.

Made from high quality borosilicate glass, these autoclavable, flat, clear Petri dishes can withstand repeated sterilization and can be used many times. Each dish includes a lid. Note: Lid does not seal air tight.

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

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.

Mortars have pouring spout, are glazed outside only, with porcelain pestles glazed to grinding surface.  

Silicone stoppers are particularly useful due to their inert and nonreactive nature. It will not impair the growth of tissue cultures and resistant to most chemical acids and solvents. Stoppers can be steam sterilized at 15 lbs. pressure. Broad working temperature range of –62 to 232°C...

Heavy wall filtering flask includes a bolt neck with tubulation. Borosilicate glass flasks are designed to give the best combination of thermal shock resistance and physical strength. Feature heavy-duty rims and printing in durable white enamel.

Protect against cross-contamination using these filter pipette tips. Filters are manufactured of 100% pure porous polyethylene, and designed to prevent liquids and aerosols from entering the body of the micropipette. Best suited for biological applications, these tips are non-cytotoxic,...

These support stands with rods come complete with a stamped steel base with black enamel finish and a removeable zinc plated steel rod.

Cylinders comply with ASTM E1272, Class A standards, batch certified. Double metric scale, calibrated to contain. Borosilicate glass cylinders with pour spouts feature heavy uniform wall tubing and strong, stable, hexagonal bases. All cylinders come with bumper guards.

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...

Self-zeroing burette is mounted on a glass bottle. Includes a PTFE needle valve stopcock, intermediate stopcock and rubber bellows. Class A, ASTM E-284, meets USP standards, individually serialized and certified. Includes Schellbach backing for easy reading of liquid levels. With amber graduations....

BOD Bottles for incubating diluted samples of clean water, waste water, effluent water, and polluted water during the 5 day biochemical oxygen demand (BOD) test. Bottles are unnumbered and feature a penny head stopper.

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.

Burettes with straight bore teflon (PTFE) stopcocks are made from the highest quality, accurate bore tubing to provide a high degree of accuracy, reliability, and durability. All graduations are in resilient white enamel. Accuracy per Class "B".

With lip and flat porcelain handle. Glazed on inner and outer surfaces except for rim and top of handle. 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...

Heavy cast iron triangular bases with black enamel finish include a zinc plated steel rod.

Convenient assortments of various sizes of rubber stoppers in 1lb bags. These rubber stoppers are essential for sealing laboratory containers, preventing leakage and contamination. Made from high-quality rubber, they provide a tight and reliable seal. The stoppers are designed to fit a variety of...

Plastic Insulated Copper wire is 22 gauge, supplied in 100 foot rolls and available in three colors. Bare Nickel Chromium Wire is supplied in 4 ounce spools. Enameled Copper Magnet Wire is supplied in 4 ounce spools. Soft Bare Copper Wire is available in 4 ounce or 1 lb spools.

These test tube baskedts are made of polypropylene. These autoclavable, unbreakable, and non-corrosive baskets are ideal for rinsing and draining glassware. They are also useful for storage of test tubes or culture tubes during sterilization or incubation.

Crystal Clear, autoclavable PMP (TPX) Cylinders feature excellent chemical resistance. Permanent graduations are molded in. Pentagon bases provide added stability. Chemically non-absorbent and cleaner than glass. No wetting and no meniscus. Manufactured per ISO standard 6706-1981 (E).

High quality polygon shaped stir bar without pivot ring, teflon coated magnet. United Scientific Supplies offers Stir Bars without Pivot Ring, designed to improve mixing efficiency in laboratory applications. Their polygon shape enhances stirring action, providing consistent results. These stir bars...

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...