Specification Brand : PFS BulletPoint1 : One Disc, measures 24.26 mm x 1.75 mm BulletPoint2 : Disk precision machined from high purity metal, ground surfaces, and laser etched labels BulletPoint3 : Disc is the size of US Quarter, 99.95% Pure BulletPoint4 : Disk approximate weight 7.28g BulletPoint5 : One Acrylic Case with magnetic latches Color : Clear ExternallyAssignedProductIdentifier1 : 0791115438696 ExternallyAssignedProductIdentifier2 : 791115438696 IncludedComponents : There is none ItemForm : Powder ItemName : Cobalt (Co) 24.26mm Metal Disc with Acrylic Case for Collection or Experiments ItemPackageDimensions_Height : 8.255 centimeters ItemPackageDimensions_Length : 4.191 centimeters ItemPackageDimensions_Width : 4.191 centimeters ItemPackageQuantity : 1 ItemShape : Cube ItemTypeKeyword : specialty-non-ferrous-metals-raw-materials Manufacturer : Prince Frederick Store Material : Metal ModelNumber : PFS-CO24.26-DISC-CASE-B NumberOfItems : 1 PartNumber : PFS-CO24.26-DISC-CASE-B ProductDescription : Cobalt is a chemical element with symbol Co and atomic number 27. Like nickel, cobalt is found in the Earth's crust only in chemically combined form, save for small deposits found in alloys of natural meteoric iron. The free element, produced by reductive smelting, is a hard, lustrous, silver-gray metal. -Wikipedia Quarter and scale not included ProductSiteLaunchDate : 2020-09-12T18:14:38.681Z Size : 1.5" / 38.1mm SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 TargetAudienceKeyword1 : education TargetAudienceKeyword2 : schools TargetAudienceKeyword3 : scientists Theme : Chemistry