Strong, excellent quality laboratory support jack, made of aluminum and stainless steel. Vertical height to 26cm;15cm x 12cm top and base plates. Also available with removable 20cm x 20cm platform and a 45cm long support rod.

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…

Our Radiometer is made from a glass bulb from which much of the air has been removed. Inside the bulb, on a low-friction spindle, is a rotor with 4 vanes. Each vane has one blackened side and one silvered side; one black vane features a white dot in order to count rotations easily. When exposed to…

This 3V conductivity tester demonstrates the electrical properties of various liquids. The item consists of a molded plastic lamp socket mounted on a base with 2 binding posts for connecting a wire cord. It comes complete with bulb, glass tumbler, and instruction manual.

Flexible 18swg stranded wire cord with two way stackable banana plugs at both ends.

Strong alnico magnet with a magnetic pole on each end. It can be used for magnetic field demonstrations and a variety of other lab experiments. Magnet is 7.5cm long, 1.25cm in diameter, and weighs approximately 100 grams.

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…

Our Variable Volume Micropipettes feature built-in tip ejectors and autoclavable tip cones. They work on a click stop digital system, are easy to calibrate and maintain, and easy to disassemble for autoclaving. Manufactured in an ISO 9001:2008 certified facility, these pipettes are highly accurate.…

These research grade bottle top dispensers feature a 30mm tread and come complete with five additional adapters (28, 32, 36, 40, and 45mm) allowing laboratories to use them right out of the box. Fully autoclavable and highly accurate.

These student grade partial immersion thermometers are etched in 1° increments. Each thermometer comes complete with an anti-roll triangle and is housed in a convenient re-usable plastic storage. Filled with a red-colored kerosene mixture. The thermometer has a white back and is 11-3/4"…

Hook Collar clamps are ideal for suspending pulleys, balances, etc from support rods or cross members. Available for rods up to 0.5" or 0.75".

Use this simple apparatus to measure relative humidity. Includes two plastic-backed Celsius thermometers, one for dry bulb measurements and the other for wet bulb measurements. The thermometers mount on a wooden handle so they can be spun to obtain tem

Our meters are mounted in black plastic cases. Meters have a scale length of 75mm, offer +/- 2.5% accuracy and come with 5-way binding post and external calibrating screw. Meters are not protected against prolonged or significant overload. Stackable for storage.

This calorimeter consists of two nested aluminum cans separated by a 1.7 CM thick styrofoam liner and a clear molded plastic lid with a filler cap. A plastic insulator ring protects the styrofoam insulation against damage and liquid spills. The inner reservoir has a capacity of 150 ML. A…

Equilateral prisms, made from high quality clear acrylic sheet with highly polished surfaces.

Clamp features vinyl coated three pronged jaws that open to 2.25" wide. Includes fiberglass sleeves and a clamp holder that can be rotated 360°.

This simple and ingenious device quickly and graphically shows students how different metals conduct heat at different rates. It consists of four identically-sized bars of common metals - steel, brass, aluminum, and copper - mounted parallel to one another in a plastic support. Attached to each bar…

Our meters are mounted in black plastic cases. Meters have a scale length of 75mm, offer +/- 2.5% accuracy and come with 5-way binding posts and an external zero-setting screw. Meters are not protected against prolonged or significant overload. Stackable for storage.

An entire optics set at a great price. Includes everything you need to demonstrate basic principles of light and color. Comes in a reusable storage box. Includes 1 Doubel convex lens (38mm diameter, glass), 2 acrylic equilateral 25mm x 50mm prisms, 1 double concave 38mm glass lens, 1 plain 38mm…

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.

Vacuum adapters have 24/40 joints. Bent adapter has a 105° angle between the top outer joint and bottom inner joint. Straight adapter has a top outer joint and bottom inner joint. Both adapters have 24/40 joints and include a 3/8" hose connector.

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.

The design of the SpillNot™ uses the principles of Newtonian physics to keep the liquid in the container. The flexible handle and the location of the suspension point above the center of the tray ensure that the forces on the liquid are always directed towards the supporting tray, even when…

These steel pins are coated with a black corrosion-resistant finish and have a yellow epoxy head. Pk/100.

21st century New York Balance is ideal for demonstrating basic physics principles including levers and center of gravity. Set includes a demonstration balance support, three knife edge lever clamps, a half meter stick, one 50g hooked weight, and one 100g hooked weight. Includes activity guide.

Specially constructed hammers for sounding tuning forks. TFWHAM has a spherical hard rubber head on a varnished hardwood handle. TFHAMR has an acrylic head with a rubber end mounted on a metal/wooden handle.

An economical version of a classic device! It demonstrates that all objects experience the same gravitational acceleration and fall at the same speed in a vacuum, but in air the air resistance slows down some objects more than others. Features a disc and a feather in a tough, clear, plastic tube,…

Flexible, double-sided, acrylic mirrors.  Various sizes and assortments are available. 

Solar motor is specifically designed for experiments using low starting voltage (0.5V) and current (25mA). Speed: 1000-5000 RPM. Motor is approximately 38mm long x 24mm in diameter. Shaft size is 8mm long x 2mm in diameter. Includes soldered-on 4" wire leads.

These knee-length lab coats are made of easy care 100% cotton fabric. Coats feature one upper left breast pocket, two roomy lower pockets, and side slit openings. Coats are manufactured with a vibrant tie dye pattern.

Clamp holders for rods up to 19mm (0.75") in diameter. Available in Cast Iron or Brass.

This inexpensive 3x magnifier is great for general purpose use.