Specification Brand : BFLCTGCF BulletPoint1 : 【HIGH DENSITY】: Silicon cubes are made of high density metal elements, non-toxic, safe and reliable, purity up to 99.99%, size is 25.4*25.4 1 inch cubes, vacuum packed to keep the natural appearance and prevent oxidation. BulletPoint2 : 【LASER ENGRAVING】:The silicon cube meta with laser marked information on the surface, including: atomic number, chemical symbol, name, density, atomic mass,purity. It can help you to learn better about the original elements. BulletPoint3 : 【RELIABLE MATERIAL】: Metal samples cubes are made of high density silicon element cube, safe and reliable, which are practical educational applications for different grade levels, also are suitable for element collections and display BulletPoint4 : 【WIDELY USED】: Silicon 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. BulletPoint5 : 【100% QUALITY GUARANTEE】:If you are not satisfied with this product, please let us know and we will give you a full refund or replacement. 30 Days full money back for quality problems & email reply within 24hs. ExternallyAssignedProductIdentifier1 : 0779712366994 ExternallyAssignedProductIdentifier2 : 779712366994 FinishType : Polished ItemForm : Cube ItemName : Silicon Cube Metal Density Cubes Pure Metal High Density Element Cube for Element Collections Lab Experiment Material Hobbies DIY Teacher Science Creative Gift (Si 1inch) ItemPackageDimensions_Height : 1.36 inches ItemPackageDimensions_Length : 1.36 inches ItemPackageDimensions_Width : 1.36 inches ItemPackageQuantity : 1 ItemShape : Square ItemTypeKeyword : specialty-non-ferrous-metals-raw-materials Manufacturer : HZJ Material : Silicon ModelNumber : HZJYS-SI NumberOfItems : 1 PartNumber : HZJWHYSI ProductDescription : Comprehensive collection of metal cubes, Explore our extensive selection of metal cubes, featuringTungsten, Titanium, Bismuth, Carbon, Aluminum, lron,Magnesium, Copper, Zinc, Chromium, Nickel, Tin, Antimony.Zirconium, Molybdenum and more. Each cube showcasesunparalleled purity levels, varying from 99.5% to 99.99%across different elements. Precision engineering makes these cubes safe and suitablefor all ages. Cutting-edge technology creates sharp cornersand smooth faces, maintaining the industry's lowesttolerance of(+/-0.1)mm. ProductSiteLaunchDate : 2023-12-07T13:07:09.545Z Size : 1 Inch SpecificationMet : Astm A276 Style : Silicon SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnspscCode : 30000000