This comprehensive and economical set is based on a mechanical vibration generator and a sine wave signal generator and includes a support system anda range of accessories.  The imprtant basic types of mechanical vibrations and waves can be investigated.  Includes demonstrations…

Rectangular glass block with two frosted sides, 114mm x 63mm x 19mm.

Weights are made of brass, with nickel plated surfaces. All weights are carefully tested and calibrated. Analytical Weight Box contains a total of 9 weights from 1 to 100 grams, in polished wooden box, with fractional weights, rider and forceps.

The Ultrasonic Grating Apparatus is both a unique demonstration of the interaction of longitudinal sound waves and transverse light waves and also a method for the precise determination of the speed of sound in liquids, which is otherwise difficult to do in the undergraduate lab. The core of the…

All plastic construction. Dual scale range is 6" or 150mm. Readability is 1/128" or 0.05mm.

Biology Dissecting United Scientific A set of 9 dissection instruments with vinyl pouch. Includes Straight Probe. Bent Probe. Dropper Pipet. Scalpel. Tissue Forceps. Tweezers. Ruler. Pouch

These wood splints (5 1/2“ x 13/64”) are used for variety of applications including as applicators or markers in planting. Sold as a pack of 500.

Glass prepared microscope slides, supplied in a wooden case. Contents: Allium Mitosis, ls Amoeba Proteus, wm Animal Mitosis, sec Diatom Strew, wm Euglena, wm Ficus Leaf, cs Hydra - Plain and Budding, wm Paramecium Caudatum, wm Planaria - Plain, wm Rananculus -…

Economical version of the traditional wood inclined plane. 80 CM long x 12 CM wide. Made of MDF. Includes adjustable-angle pulley and a 14 MM diameter cross hole for support rod.

Set of equipment for studying the photo-emission of a mixed alkali photocathode. Precise , stable illumination and bias control for excellent results. This product has a 90 day lead time. Market standard for this type of product.

Featured displays of this electronic alarm stopwatch include time (hours-minutes-seconds, with 12 or 24 hour mode option), calendar, 24-hour stopwatch, alarm, hourly chime, 1/100 second chronograph, split time, and total time. It is lightweight, easy to operate, ad comes complete with battery and…

Magnifying Glass with Glass lenses molded into high quality unibody plastic frames.

Optically true glass with scratch-resistant copper back silvering individual glass mirrors ideal for a variety of optics experiments. Focal lenghts available from 25mm - 300mm.

This handheld device provides a qualitative visual indicator of the conductivity of different solutions, acids or salts. Two brass probes can be touched to a solid substance, or immersed in a liquid, to show conductivity on green LEDs that range from 1 to 10. Each probe is 53mm long with a diameter…

Convenient, economical package of materials to start investigating electricity concepts. Assortment includes: 6 Round Plastic Bulb Holders, 3 Knife Switches, 6 Battery Holders with Fahnestock Clips, 10 Fahnestock Clips, 1 Wire Stripper, 3 Wires with Alligator Clips, 18"; Assorted Colors, 3 Wires…

Surface Plasmon Resonance is an analytical technique used for detecting and tracking a wide variety of surface processes such as DNA and protein interactions, drug mechanisms, immunoassays, anodic stripping, corrosion, gas detection, and many more. Demonstrate the principles of SPR analysis…

This magnifier offers an extra large field of view, hands free use, and folds down to a compact size for storage. Its 10cm lens provides 6x magnification. Ideal for use on a lab table, and for dissecting small specimens like owl pellets.

Index of refraction plate, made from acrylic or glass.

Friction Rods are 12"; long unless noted. Excellent for demonstrating static electricity

Glass prepared microscope slides, supplied in a plastic  case. A collection of slides specific to the study of histology. Set of 25. 1.    Cerabellum, section 2.    lleum, section 3.    Spinal cord, TS, 4.    Duodenum, TS …

Introduce students to the basic concepts of light reflection and refraction with this economical kit. Guided activities include reflection of light at a plane mirror and the refraction of light at a water interface. Contents: Acrylic plane mirror, 10cm x 10cm Cork mat, 15cm x 15cm 4…

Sturdy economical scale for general use in the lab. It features a round plastic weighing platform. Capacity is 5 kg, or 11 lbs.

A set of 5 springs with different spring constants. The forces required for a 1 cm extension are 0.25N, 0.5N, 1N, 1.5N, and 2.5N respectively. Pre-stress has been removed for accurate results. With a hook to support a weight hanger and a red arrow to indicate position.

This large van de Graaff generator uniquely offers alternative drive modes, either hand-cranked or motor driven. Excellently constructed, the generator reliably delivers charge and sparks 10cm long and more immediately on setting it in motion, even under high humidity conditions. In hand-cranked…

The classic demonstration of spectral lines. Each tube has its characteristic spectrum when energized before a spectroscope. These tubes acquaint students with the spectra of common gasses in their pure form as well as for demonstrating wavelength. The glass tubes are 25 cm long with the capillary…

Constructed of anodized aluminum, with steel hooks, this spring scale is extremely durable. Available in seven color-coded sizes.

Plastic Battery holder available with Fahnestock Clips, wire leads, or fahnestock clips and jointers.

The Loop the Loop Track demonstrates centripetal acceleration and the transformation of potential energy into kinetic energy. Included is a sturdy base with rubber feet, metal ramp with loop, 16mm steel ball and 19mm steel ball. The metal ramp with loop features a net at the end of the loop to…

Glass prepared microscope slides, supplied in a plastic case. A collection of slides specific to the study of algae. Set of 15. Chlamydomonas, Protococcus, Anabaena, Oedogonium, Gloeocapsa, Vaucheria, Spirogyra Veg Ectocarpus, Nostoc, Mixed desmids, Laminaria , Volvox, Mixed diatoms,…

These weight sets include accurate, non-rolling hexagonal masses made of steel, and feature a durable black oxidized finish. Sets are supplied in sturdy cardboard boxes. Metric Weight Set includes two each of 5g, 10g, 20g, 50g, and 200g masses,

Quick and easy tools for demonstrating thermal expansion. There are four bar combinations: Brass/Aluminum, Brass/Iron, Copper/Iron, and Brass/ Copper. Since each metal has a different coefficient of thermal expansion, they will create a unique curve when paired with a different metal. Metal bars…

We have designed a speical stand to replace the pencil, for hands-free demonstration. Magnets are in plastic cases, to reduce breakage. Set contains 5 brightly colored magnetic rings, and the plastic stand, in a cardboard storage box.