This battery holder fits four D cell batteries (not included) and is useful for virtually any experiment requiring a low voltage power supply and ships fully assembled. Five color-coded binding...
These pear-shaped borosilicate glass funnels include a PTFE stopcock and a plastic stopper. Feature a marking spot and large white block letters for easy identification of capacity, as per ASTM...
Good quality glazed porcelain. Acid and alkali resistant. Sold as eaches.Additional Info: Good quality glazed porcelain. Acid and alkali resistant. Sold as eaches.Package Size(L x W x H): 3 X...
With its thick glass walls and sturdy construction, this 20L bottle/flask is perfect for filtering large volumes of liquid. The thick walls and design enables this flask to withstand vacuum...
Durable, machine-blown body. Heavy beaded tubing neck. Flasks feature a sharp graduation line and large white lock letters. A ground glass stopper is included.Additional Info: Volumetric Flask, Class B, With...
Durable, machine-blown body. Heavy beaded tubing neck. Flasks feature a sharp graduation line and large white lock letters. A ground glass stopper is included.Additional Info: Volumetric Flask, Class B, With...
This sturdy electroscope features a metal case with front and rear glass windows for preventing air currents from affecting the deflection of the leaves. Leaves are gold and aluminum. Leaf...
Operates on 1.5V or 3V DC. Speed: 7000-11000 RPM. Motor is approximately 40mm long x 20mm in diameter. Shaft size is 8mm long x 2mm in diameter. Includes soldered-on on...
This well constructed and attractive electric bell model is mounted on a clear acrylic plate and a finished wooden stand to allow the functional parts to be clearly seen. Model...
This sturdy electroscope features a metal case with front and rear glass windows for preventing air currents from affecting the deflection of the leaves. Leaves are gold and aluminum. Leaf...
Demonstrate key electrostatics concepts with this kit. Contains everything necessary to construct two flask form elctroscopes. Detailed manual included experiments using two electroscopes for positive and negative charge studies, and...
Superior version of the classic device for investigating electromagnetic induction. Primary and secondary coils are wound on robust molded formers fitted with shielded banana jacks. The plated iron core has...
Build your own series or parallel circuit using this kit. It comes complete with a battery holder (D size battery not included), a knife switch, two miniature light bulbs, two...
Dissecting trays are made of durable stainless steel and include a layer of white wax. Available in four sizes.Additional Info: Dissecting trys are made of durable stainless steel and include...
This Polypropylene Staining Tray helps in staining, fixing, de-staining, and handling fragile electrophoresis gels and membranes. Tray, as well as cover, will resist temperatures from -70° to 70° Celsius. The...
This economical demonstration solar car can be powered by a solar cell or a rechargeable battery (AA size, not included). Battery can be recharged from the solar cell, demonstrating an...