This is a 10mm x 10mm x 10mm cube of almost pure (99.95% pure) Copper metal. It features laser etched symbol, name, atomic number and atomic weight in the front of the cube and density (in g/cm^3) and purity in the back.
Copper is a chemical element with the symbol Cu (from Latin: cuprum), atomic number 29 and atomic weight of 63.546. It is a soft, malleable, and ductile metal with very high thermal and electrical conductivity. A freshly exposed surface of pure copper has a pinkish-orange color. Copper is used as a conductor of heat and electricity, as a building material, and as a constituent of various metal alloys.
Great for chemistry and physics experiments or as a scientific desk toy.
Box of 100 X-SMALL nitrile exam gloves.
These goggles meet the American National Standards Institution (ANSI Z87.1) and Canadian Standards (CSA Z94.3) regulations.
Box of 100 X-LARGE nitrile exam gloves.
Great premium general purpose KingSeal Nitrile gloves in size SMALL. Not for medical use.
This set includes four (4) N95 NIOSH approved respirators.
These ear plugs are made of self adjusting foam that provides a comfortable, low pressure fit and excellent sound filtration.
Build over 100 exciting electronic projects with this easy to use kit!
This magic bird defies gravity before your very eyes!
This is a classic demonstration toy of the powers of magnetic fields!
This adapter-powered butterfly uses Flexinor wires to create a realistic visual effect!
View the glory of space with this hi-tech telescope set!
This kit includes several different projects that demonstrate the power of magnets!
At xUmp.com you will find a large selection of scientific products carefully curated by real scientists and educators. We sell everything from educational toys, teacher supplies for science classroom, lab equipment, science toys, science fair supplies, classroom equipment, chemistry glassware, chemistry lab equipment, physics demos, electronics supplies, robots, science kits to geeky science gifts.