{"id":1584,"productCode":"SPGE2D3T0005N","chemicalCode":"Ge","name":"Germanium metal","customName":"","otherNames":"","formula":"Ge","purity":99.999,"form":"SP","size":"2 inch dia x 0.125 inch th.","composition":"","description":"","productionMethod":"vac. melted","bulkAvailable":null,"productionStatus":"Stock","hazmat":"","status":"","repackage":false,"priceBase":"1940.00","quantityBase":"pcs","bulkAvailability":true,"inProduction":"","factoryCode":"","publicComments":"RD~99%, resistivity is 0.46 ohm-m at 20°C","privateComments":"Changed to POR and hid prices 02-05-24 because of the trade war - NK","chemicalCodeLetters":null,"image":null,"sizeData":"{\"formSize\":\"45\",\"size_form\":[{\"input_value\":\"2\"},{\"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":true,"isSearchable":true,"storedLocation":null,"chemicalId":506,"old_chem_id":null,"createdAt":"2025-02-05T16:15:19.000Z","updatedAt":"2026-03-05T16:17:59.422Z","deleted":false,"deletedAt":null,"userChangedById":18,"hts":"","Chemical":{"id":506,"formula":"Ge","productLetters":"GE","name":"Germanium","otherNames":"Germanium metal","cas":"7440-56-4","einecs":"231-164-3","hazmat":"Powder: Class 4.1, UN3089, PG II","data":"","applications":[{"title":"Semiconductors","description":"Germanium is a critical semiconductor material used in high-speed transistors, integrated circuits, and silicon-germanium (SiGe) alloys for high-frequency electronics."},{"title":"Optoelectronics","description":"Used extensively in infrared optics, including lenses and windows for thermal imaging systems, as well as in fiber-optic systems and solar cells."},{"title":"Sputtering","description":"Germanium sputtering targets are utilized to deposit thin films for optical coatings, phase-change memory devices, and semiconductor layers."},{"title":"Evaporation materials","description":"High-purity germanium is used as an evaporation source for creating thin-film layers in the production of infrared sensors and specialized electronic components."},{"title":"Optical coating","description":"Applied as a high-refractive-index material in multilayer optical coatings for infrared filters and anti-reflective surfaces."}],"publicComments":"<p>inred Germanium products prices are volatile. Please check with LTS before ordering</p>","privateComments":"Presently, the major end uses are fibre-optic systems, infrared optics, solar cell applications, and light-emitting diodes (LEDs). Germanium compounds are also used for polymerization catalysts and have most recently found use in the production of nanowires. This element forms a large number of organometallic compounds, such as tetraethylgermane, useful in organometallic chemistry.","specialNotes":"","specialNotesProduct":false,"sds":"public/sds/Ge.pdf_3765fc/Ge.pdf","smiles":"","inchi":"InChI=1S/Ge","inchiKey":"GNPVGFCGXDBREM-UHFFFAOYSA-N","molecularWeight":"72.59 g/mol","iupac":"Germanium","eccn":"","hts":"","atomicNumber":32,"atomicWeight":"72.63 u","meltingPoint":"938.25 °C","boilingPoint":"2833 °C","density":"5.323 g/cm³","crystalStructure":"Diamond cubic","colorAppearance":"Grayish-white","thermalConductivity":"58.2 W/(m·K)","electricalResistivity":"0.47 Ω·m","coefficientOfExpansion":"5.9 µm/(m·K)","electronegativity":"2.01","neutronCrossSection":"2.2 barns","electronConfiguration":"[Ar] 3d10 4s2 4p2","createdAt":"2024-08-06T14:59:44.000Z","updatedAt":"2026-04-28T21:07:02.364Z","deleted":false,"deletedAt":null,"userChangedById":19,"customContent":"","displayFormula":"","bottomText":"","isAiData":true,"isHazmatAsPowder":false,"hazmatAsPowder":"","tags":[{"id":17,"name":"Infrared Optical Materials","link":"optics_ir_chemical","type":"chemical"},{"id":58,"name":"Semiconductor","link":"semiconductor_chemical","type":"chemical"},{"id":84,"name":"Crystal Growth","link":"crystal_growth_chemical","type":"chemical"},{"id":191,"name":"Catalyst","link":"catalyst_chemical","type":"chemical"},{"id":420,"name":"Evaporation Deposition Materials ","link":"evaporationdepositionmaterials_chemicals","type":"chemical"},{"id":421,"name":"Optical Coating Materials","link":"opticalcoatingmaterials_chemicals","type":"chemical"}]},"userChangedBy":{"email":"vmykhnenko@ltschem.com","username":"vmykhnenko","name":"Veronika Mykhnenko"},"ProductPrice":[{"id":225205,"productId":1584,"price":1940,"quantity":1,"um":"pc","locked":false,"isShow":false,"createdAt":"2025-02-05T16:15:19.000Z","updatedAt":"2026-03-05T16:17:59.422Z","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":[]}