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%.

For use with slotted weights. Available in aluminum or brass. Each weighs 50g. Stem length is 16 CM for aluminum hanger, 11.5 CM for brass hanger.

Available in three sizes, these funnels have eight internal ribs to facilitate filtration. They are made of polypropylene. Funnel Assortment These funnels have eight internal ribs to facilitate filtration. They are made of polypropylene and includes one each of the 35mm, 52mm, and 65mm funnels.

Cylinders comply with ASTM E-1272, Class B standards. Double metric scale, calibrated to contain. Borosilicate glass cylinders with pour spouts feature heavy uniform wall tubing and attached glass hexagonal bases. All cylinders come with bumper guards.

These bottles are made of translucent and low density polyethylene (LDPE). Solutions can be dispensed easily by lightly squeezing the bottle. The flexible polyethylene delivery tube can be directed wherever required.

Wide form crucibles include lids. Crucibles are glazed on inner and outer surfaces except for the outside bottom and 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…

An assortment of hardware most often used in general chemistry labs. Starter kit includes the following Contents: Beaker Tongs, Burette Clamp, Burner Tripod, 3" ring, 9" legs, Mohr's Pinchcock Clamp, Clamp Holder, Right Angle, Clay Pipe Triangle, 2", Crucible Tongs, Nickel-plated Steel, 9" Ring…

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…

Quality clay pipe on heavy gauge galvanized steel wire. Individually packed in poly bags, and chip board boxes.

Stainless Steel Spatulas, Available in assorted styles and sizes (bent, flat, and tapered ends).

These long stem funnels have smooth walls, 60 degree cone angle, and external ribs to prevent air lock. Molded in Polypropylene, these clear funnels can also be autoclaved.

Iron wire gauze (24 SWG/10 Mesh) with ceramic coating at the center. Contains no asbestos. Sold as packs of 10.

350mm length magnetic bar retriever.

Constructed of clear acrylic with highly polished surfaces, these prisms are ideal for projecting a clear, sharp spectrum. Set of Right-Angled Prisms consists of 25mm, 50mm, and 75mm long prisms.

Each glazed evaporating dish is individually packed. They can withstand temperatures up to 1050 degrees Celsius.

This molded plastic bicycle wheel gyroscope is durably constructed and more resistant to distortion than a spoked wheel. Convincing demonstrations of the gyroscopic forces can be made using a rotating platform and the grooved hub and starting cord make accelerating the gyroscope to a sufficient…

Deep form mortars with lips are glazed on the inside and outside. Oversized pestles are glazed to grinding surface.

Quickly removes insulationwithout damaging wire. Set screw adjusts stripper to fit wire gauges from 10 to 24. Made from drop forged steel with black backed enamel finish. PVC Handles. Total length is 4".

This complete set features high quality borosilicate glass parts and all hardware necessary for simple distillation experiments. Includes: 500ml Round Bottom Borosilicate Flask with Side Tube 300mm Graham Condenser 250ml Erlenmeyer Flask Glass Stopper Support Stand…

This series of analog heating mantles includes a built-in stirrer function. Separate knobs control the temperature level up to 400° C and stirring speed up to 800 rpm. Case is constructed of durable stainless steel and aluminum materials. Knitted mantle is made from glass fiber yarn and…

BOD Bottles for incubating diluted samples of clean, waste, effluent, and polluted water during the 5-day biochemical oxygen demand (BOD) test. Bottles are numbered to allow for convenient organization of samples. 300 mL bottles also include a bar code. Glass robotic stoppers are included. The 300…

Straight pipettes with glass tube and tapered rubber bulbs. About 70mm long with 2ml capacity.

Good quality pipettors designed for easy and precise pipetting. Pumps feature a lever for quick release, and forward or backward wheel movement. The soft elastic chuck has a threaded collar to tightly grip glass or plastic pipettes. Easy to clean. Each size color coded.

Designed for cleaning cylinders, bottles, and large test tubes. Features nylon bristles with a radial top mounted in twisted heavy gauge galvanized wire.

Disposable culture tubes are manufactured from high quality 5.1 expansion borosilicate glass. Rimless design enables easy plugging using a stopper. Caps not included. Meet USP Type I and ASTM E438, Type I, Class B requirements. Tubes are packaged in shrinkwrapped boxes to keep them particle-free,…

25 meters of durable string designed to be used with pulleys or force tables. The thread is made of cotton and measures at 1/16 inch (1.5 mm) diameter.

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.

An ideal starter set for any laboratory, this set contains 5 borosilicate glass beakers in sizes 50ml, 100ml, 250ml, 600ml, and 1000ml. 

Manufactured from thick walled borosilicate glass, funnels include a beaded rim and a fritted disc with coarse, medium or fine porosity.

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.

This dropper bottle is made of translucent and low density polyethylene. Bottle can be used with or without dropper.

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.