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%.

These clear non-vacuum desiccators are manufactured from borosilicate glass and include a borosilicate glass lid with a molded-in knob. Clear glass provides excellent visibility and can be autoclaved. The rims of the desiccator and lid are ground glass and require greasing before use to create an…

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.

Borosilicate glass cylinders with pour spouts feature heavy uniform wall tubing and strong, stable hexagonal bases and a glass stopper. All cylinders come with bumper guards. Single metric scale calibrated "To Contain", accuracy per Class "A". ASTM E-1272, Batch Certified.

Glass prepared microscope slides, supplied in a plastic  case. A collection of slides specific to the study of botany. Set of 25. 1.    Chlamydomonas, E, 2.    Spirogyra, vegetative filaments, E 3.    Spirogyra, conjugation, E 4.  …

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…

Set of 6 3-D manipulatives for demonstrating normal faulting, reverse (thrust) faulting and horizontal faulting. Set is provided with an access code to download interactive Teacher and Student Guides, videos, geoinformation data sets, and other resource information.

Good quality glazed porcelain. Acid and alkali resistant. Sold as eaches.

These grade XXX tapered cork stoppers are an excellent choice for general laboratory use. They are effective for both liquid and solid mediums, and offer light weight, resilience and compressibility. Chemically inert and moisture resistant. Sold as packs of 100.

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.

Unbreakable, non-toxic all-in-one pipettes are molded from translucent low-density polyethylene. Can be sealed and refrigerated. Non-sterile.

These white polypropylene slide mailers include hinged covers and molded-in dividers to securely hold 3" x 1" microscope slides

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 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.

Made of plated steel wire for handling cover glasses and slides carefully and tight.

Glass Long Stem Funnels, 60 degree angle, Stem length is 150mm.

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.

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

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. …

Disposable culture tubes are manufactured from high quality borosilicate glass. Rimless design enables easy plugging using a stopper. Caps not included. Tubes meet ASTM standards and are alkali-free and inert.

Good quality natural black bristles, mounted in twisted heavy gauge galvanized wire. Includes a radial top.

Glass thermometer with red Toluene solution is mounted on a plastic backing card. Range is -40° to +50°C .

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…

7 dissecting instruments in a folding vinyl pouch 8 dissecting instruments in a folding vinyl pouch 10 dissecting instruments in a large trifold vinyl pouch 14 dissecting instruments in a zippered vinyl case

Made from high-quality virgin polypropylene, these microcentrifuge tubes are RNase, DNase, and Pyrogen free for safer use in molecular biology and other biochemical applications. Include a connected snap cap, large molded-in graduations, and a frosted surface for easier writing. Autoclavable tubes…

Cryo storage boxes are designed for storage of samples as low as -90°C. Hold both internal and external threaded cryogenic vials as well as storage vials. Autoclavable. These stackable boxes provide a small, space-efficient storage system within a freezer. Include a transparent hinged lid with…

These Boston Round Flint Bottles include screw cap with dropper assembly are designed for general use. The glass is non-porous, which allows for easy cleaning or autoclaving.

Reliable and dramatic demonstration of the magnetic force between two current-carrying parallel conductors. Safely applies a large current to two pivoting brass tubes. Fuse protected. This product has a 90 day lead time. Market standard for this type of product.

Polyester wipes are 100% virgin, continuous-filament polyester in a double-knit, no-run interlock design with a laser cut, sealed edge. Recommended for use in cleanroom critical environments and a wide variety of applications including cleaning medical devices, electronics displays, instrument…

Disposable economical plastic loops for use when flame sterilization is not needed. Sterilized and packed in plastic sleeves of 30.

FrostyMate™ Color Change Freezer Racks provide a visual indicator of temperature levels for easy reference during use and transport of samples. These reusable polypropylene racks have an operating range of - 86°C to + 121°C and can maintain a temperature of less than 4°C…

This four-digit timer is designed to be used with air tracks, free fall apparatus, and other equipment. It is microprocessor-controlled and offers eight programmed functions to record counts, time intervals, periods of oscillation, accelerations, acceleration due to gravity, and velocities in…