TIHONORI Lead Cube - 10mm Pure Metal Element Cubes - Laser Engraved High Density Cube Set for a Periodic Table of Elements Collection,Lead

10mm LEAD CUBE: Includes a pristine 10mm cube of Lead. Be sure to check out our other metals Aluminum , Antimony , Bismuth , Carbon , Chromium , Cobalt , Copper , Erbium , Gadolinium , Holmium , Indium , Iron , Lead , Magnesium , Molybdenum , Nickel , Niobium , Samarium , Silver , Tantalum , Tin , Titanium , Tungsten , Vanadium , Ytterbium , Yttrium , Zinc, and More. PRECISION ENGINEERING: The 10mm cubes are non-toxic and safe for all ages. They are manufactured with leading-edge technology to produce crisp edges and flat facets with the lowest market tolerance (+/-0.1)mm, including: atomic number, chemical symbol, name, density, purity, atomic mass LAB-GRADE PURITY: The metal cubes boast exceptional purity levels, ranging from 99.5% to 99.99% for different elements. Vacuum packaged to retain their natural appearance and prevent oxidation. UNIQUE VARIETY: We carry nearly every Metal. Massive 11x range of densities varying from 1.7 g/cm3 (Magnesium) to 19.3 g/cm3 (Tungsten cubes). WIDELY USED: Element cubes can be used in labs, offices, science rooms, teachers, gifts, science demonstrations, suitable for different ages, good understanding of metals, elements, different densities, can be placed in the classroom to stimulate students' interest in chemistry, can be collected as artwork, Weight: 0.0220462262 Pounds, Manufacturer: TIHONORI