Borosilicate Glass Petri Dish with reinforced rims

A black rubber stopper that is useful in a number of applications. Available in a variety of sizes. Each pack is one pound. Choose from solid, 1 hole, and 2 hole stoppers.

The rubber pipette filler is used to safely draw liquids into a pipette. One valve releases air, another draws in liquid, and the third regulates and releases the liquid. PRODUCT WARNINGS WARNING: This product can expose you to chemicals including benzene and lead, which are known to…

Borosilicate glass tubing has a low expansion rate and high chemical resistance, which makes it the most popular type of glass for laboratory use. Our borosilicate glass tubing has a wall thickness of 1mm to 1.2mm, and is available in various pack sizes. PRODUCT WARNINGS Our products…

Our Glass Dropping Pipettes consist of a glass tube attached to a 5mL bulb. We also sell replacement bulbs. Sold in packs of 12.

A standard quality laboratory grade porcelain, made with uniform wall thickness and dense materials which provides stable mechanical strength and little permeability. When properly used, the glazed pieces can withstand temperatures of 1050 degrees centigrade and the unglazed pieces can withstand…

These graduated cylinders are made from borosilicate glass, and are supplied with a removable hex base and bumper guard. The hex base provides stability and the bumper guard helps to absorb shock and avoid breakage. PRODUCT WARNINGS WARNING: This product can expose you to chemicals…

Borosilicate Glass with Fire Polished Ends

Quality, laboratory grade Cork Stoppers. Available in the following sizes: Size 000 Size 00 Size 0 Size 1 Size 2 Size 3 Size 4 Size 5 Size 6 Size 7 Size 8 Size 9 Size 10 Size 11 Size 12 Size 14 Size 16 Size 20 Size…

These wide-mouth flint glass reagent bottles come with ground glass stoppers and are available in multiple capacities. PRODUCT WARNINGS WARNING: This product can expose you to chemicals including arsenic, which are known to the State of California to cause cancer, birth defects, or…

Borosilicate glass tubing has a low expansion rate and high chemical resistance, which makes it the most popular type of glass for laboratory use. Our borosilicate glass tubing has a wall thickness of 1mm to 1.2mm. This assorted set of borosilicate glass tubing includes 36 pieces total. The…

Our Capillary Tubes are 75mm in length and have an inside diameter of approximately 1.1mm to 1.2mm and an outside diameter of approximately 1.5mm to 1.6mm. We offer tubes that are open on both ends and tubes that are closed on one end. They are packed in vials of 100 tubes. PRODUCT WARNINGS …

A high quality Distillation Apparatus, supplied with heat resistant borosilicate Flask and Graham Condenser. The flask is fitted with a 24/40 ground glass penny stopper and the extension arm is fitted to the condenser with a 19/38 ground glass fitting. The kit is supplied with a support stand,…

Microscope Slides Glass, frosted on one end and one side which is used to mark your slide. Size 25mmx 76mm x 1.0-1.2mm.

Our borosilicate glass Test Tubes have rolled rims and uniform wall thickness. PRODUCT WARNINGS Our products are not toys . Use in a laboratory or educational setting only. Not for children 13 and under.

High Quality prepared microscope slides for botany, zoology, histology, parasitology, pathology.   The Biology Set includes 19 slides:  S06221 Blood Smear Reptile, S99214A Simple Cubidal Epithelium Tissue, S99066 Smooth Muscle C.S & L.S., S99039 Spongy Bone Section, S99034 Lymph…

These borosilicate glass Erlenmeyer flasks have narrow mouths, tooled top finishes, and graduations. PRODUCT WARNINGS WARNING: This product can expose you to chemicals including lead, which are known to the State of California to cause cancer, birth defects, or other reproductive…

An optical bench allows you to perform and observe the fundamentals of optics such as image formation, reflection, refraction, and more. The bench consists of a painted, square aluminum bar, two molded supports with leveling screws, and graduations from 0cm to 100cm, subdivided in millimeters. Feel…

Support Stand made from a stamped steel with an enamel finish that is acid resistant. Includes a zinc plated steel rod that screws into the base support. Available in the following sizes: 4x6" Base, 5/16" x 18" Rod 5x8" Base, 3/18" x 20" Rod …

These funnels are made from borosilicate glass and have a short stem. PRODUCT WARNINGS Our products are not toys . Use in a laboratory or educational setting only. Not for children 13 and under.

The Glass Plate is made from single strength plate glass, 2mm thick. Used as a cover for Flasks, Cylinders or Beakers.

Borosilicate Glass. Available with and without base. With and without graduations.

Microscope Slides, Glass - Size 25mm x 75mm x 1.0-1.2mm thick. 4-13055: Dozen 4-13051: Gross - packed in boxes of 72 each

These borosilicate glass Volumetric Pipettes are used to measure the volume of liquids. They are color coded and graduated. Volumetric pipettes allow for an extremely accurate measurement of a solution. PRODUCT WARNINGS WARNING: This product can expose you to chemicals including lead,…

The pendulum wave demonstration is a cross between science and art. It demonstrates how mass accelerates and decelerates as a response to the force of gravity. Nine 1" diameter steel pendulums will form wave patterns as they fall in and out of sync with one another. Some minor assembly is required.…

This all metal, permanent wick alcohol burner has a tank capacity of 100ml. The 'wick' portion is a ceramic fiber inserted into a thin copper tube. This construction allows for a constant flame. The burner is fueled by high-quality alcohol which can be found in most local hardware stores (not drug…

This distillation set, made from heat-resistant borosilicate glass, is often purchased to produce small amounts of essential oils and perfumes. Includes: 1 Round Bottom Boiling Flask, 500ml capacity with a 24/40 ground glass joint (#FRB500-24-40) 1 Erlenmeyer Flask, 500ml capacity…

Glass with ground edges - Double Convex

Our polypropylene Separatory Funnel Holder accepts support rods between 9.5mm and 12.5mm in diameter. These holders can support separatory funnels as small as 250ml and as large as 2000ml. PRODUCT WARNINGS Our products are not toys . Use in a laboratory or educational setting only. Not…

These white-backed, alcohol-filled thermometers are 6" (150mm) long, glass, total-immersion, and double-scaled. They can read temperatures between the following ranges: -20°C to 110°C and 0°F to 230°F . PRODUCT WARNINGS WARNING: This product can expose you to chemicals including…

The Harbottle Pressure Globe helps students to understand the meaning of fluid pressure and pressure reduction. Simply place a balloon into the opening of the glass Harbottle and stretch the mouth of the balloon over the opening of the bottle. Blow into the balloon and, when it is fully inflated,…