{"id":1543,"productCode":"SPER6D3T003N5","chemicalCode":"Er","name":"Erbium metal","customName":null,"otherNames":"","formula":"Er","purity":99.95,"form":"SP","size":"6 inch dia x 0.125 inch th.","composition":"","description":"","productionMethod":"vac. melted","bulkAvailable":null,"productionStatus":"Stock","hazmat":null,"status":null,"repackage":false,"priceBase":"1845.00","quantityBase":"pcs","bulkAvailability":true,"inProduction":"","factoryCode":"","publicComments":"RD~99%","privateComments":"","chemicalCodeLetters":null,"image":null,"sizeData":"{\"formSize\":\"45\",\"size_form\":[{\"input_value\":\"6\"},{\"select\":{\"value\":\"inch\",\"options\":[{\"value\":\"mm\",\"text\":\"mm\"},{\"value\":\"inch\",\"text\":\"inch\"}]}},{\"text\":\"dia x\"},{\"input_value\":\"0.125\"},{\"select\":{\"value\":\"inch\",\"options\":[{\"value\":\"mm\",\"text\":\"mm\"},{\"value\":\"inch\",\"text\":\"inch\"}]}},{\"text\":\"th.\"}]}","isLocked":false,"isSearchable":true,"storedLocation":null,"chemicalId":383,"old_chem_id":null,"createdAt":"2025-10-14T15:23:46.000Z","updatedAt":"2025-10-14T15:23:46.000Z","deleted":false,"deletedAt":null,"userChangedById":null,"hts":null,"Chemical":{"id":383,"formula":"Er","productLetters":"ER","name":"Erbium","otherNames":"Erbium metal","cas":"7440-52-0","einecs":"231-160-1","hazmat":"Powder: Class 4.1, UN3089, PG II\r\nPieces: Class 4.1, UN3178, PG II","data":"","applications":[{"title":"Rare earth metals and oxides applications","description":"Erbium is used as a dopant in fiber optic cables and laser crystals, such as Er:YAG, to provide amplification and specific wavelengths for medical and telecommunications use."},{"title":"Alloying","description":"Erbium is added to metals like vanadium to lower hardness and improve workability, and it is used in specialized magnesium alloys for high-strength applications."},{"title":"Sputtering","description":"Erbium metal targets are used in physical vapor deposition to create thin films for optical coatings and electronic components."},{"title":"Evaporation materials","description":"High-purity erbium is used as an evaporation source in e-beam or thermal evaporation processes to deposit thin layers for semiconductor and photonic research."}],"publicComments":"","privateComments":"Erbium finds little use as a metal because it slowly tarnishes in air and is attacked by water. When alloyed with metals such as vanadium, erbium lowers their hardness and improves their workability. Erbium oxide is occasionally used in infrared absorbing glass, for example safety glasses for welders and metal workers.","specialNotes":null,"specialNotesProduct":false,"sds":"public/sds/Er.pdf","smiles":null,"inchi":null,"inchiKey":null,"molecularWeight":null,"iupac":null,"eccn":null,"hts":null,"atomicNumber":68,"atomicWeight":"167.259 u","meltingPoint":"1529 °C","boilingPoint":"2868 °C","density":"9.066 g/cm³","crystalStructure":"Hexagonal close-packed","colorAppearance":"Silvery-white","thermalConductivity":"14.5 W/(m·K)","electricalResistivity":"0.860 µΩ·m","coefficientOfExpansion":"12.2 µm/(m·K)","electronegativity":"1.24","neutronCrossSection":"159 barns","electronConfiguration":"[Xe] 4f12 6s2","createdAt":"2023-08-14T20:28:35.000Z","updatedAt":"2026-04-28T21:01:34.714Z","deleted":false,"deletedAt":null,"userChangedById":null,"customContent":null,"displayFormula":null,"bottomText":null,"isAiData":true,"isHazmatAsPowder":false,"hazmatAsPowder":null,"tags":[{"id":300,"name":"Alloys","link":"alloys_chemical","type":"chemical"},{"id":410,"name":"Rare Earth Metals","link":"rareearthmetals_chemical","type":"chemical"}]},"userChangedBy":null,"ProductPrice":[{"id":238695,"productId":1543,"price":1845,"quantity":1,"um":"pc","locked":false,"isShow":false,"createdAt":"2025-10-14T15:23:46.000Z","updatedAt":"2025-10-14T15:23:46.000Z","bulkAvailable":null,"bulkAvailability":false,"packaging":null,"customerId":null,"type":"default","version":1,"quoteId":null}],"Vendor":[],"tags":[{"id":5,"link":"sputtering_product","name":"Sputtering","description":"","text":null,"image":null,"icon":null,"type":"product","toShowOnMainPage":false,"showImageAndDescription":true,"createdAt":"2024-08-12T22:58:50.192Z","updatedAt":"2025-03-21T19:08:28.627Z","deletedAt":"2025-03-21T19:08:28.627Z","userChangedById":null}],"favorites":[]}