Cadmium Metal Rod chemical element: Cd These are extremely high purity, solid Cadmium metal rods. They weigh approximately 33 ounces each. The rods measure 8.5" long x 1" in diameter. Cadmium is a chemical element, atomic number 48....... more info
Cadmium Sulfide chemical formula: CdS ( powder ) Cadmium Sulfide is a semiconductor (a direct bandgap semiconductor to be specific) with many applications in electronics and light detectors. It is used to produce photocells (photoresistors) as its..... more info
Dysprosium Metal chemical element: Dy ( granular/chips ) Ultra pure quantities of the element Dysprosium (atomic number 66 ), ideal for element collectors or those conducting experiments/producing alloys with pure Dysprosium metal. Dysprosium is..... more info
Erbium Metal chemical element: Er ( turnings/chips ) Ultra pure quantities of the element Erbium (atomic number 68 ), ideal for element collectors or those conducting experiments/producing alloys with pure Erbium metal. Erbium is a silvery-...... more info
Lampblack chemical formula: C ( fine dust ) A substance similar to Charcoal, Lampblack is the Carbon soot deposited from incomplete burning of liquid hydrocarbons. It's used in printing inks, toners for xerography, and laser printers. The...... more info
A set of six glass spherical mirrors with back surface silvering. Great for optics experiments and work with visible light lasers. Includes three convex and three concave mirrors, all of 50 MM diameter. Focal lengths are 50 MM. 100 MM, 200 MM, -50...... more info
Quartz Crystal Ball This is a huge, 6" diameter, solid quartz crystal ball. It comes complete with a padded wooden stand as shown above. It is impressive - and heavy (10 pounds!). It is a great spherical lens - and one thing you need to be aware...... more info
Laser Warning Sign Aluminum Sign > If you're assembling one of our 'Death Rays' or working with any other high power laser, this sign will come in handy. A Class IV laser warning sign specifically intended for very high power, potentially dangerous.... more info
Tritium Light Source - green > Brand New Tritium Light Sources. Laser sealed in a 31.5mm borosilicate glass tube which has been coated internally with phosphor. In one single process, the unit is sealed by a CO2 laser and injected with gaseous..... more info
A must for scientists, engineers, laboratories & classrooms. This stunning and informative poster graphically portrays all known ranges of electromagnetic radiation including gamma rays, X-rays, ultraviolet light, visible light, infrared,...... more info
To get your Distillation Apparatus, Condensers, or high power Laser Tubes operational you'll need a source of cool, running water. Our Coolant Pump Set includes a fully submersible pump and connecting tubing that will get you up and running in...... more info
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