Rare earth elements are a group of seventeen chemical elements that appear together. This group consists of yttrium and 15 lanthanide elements (lanthanum, cerium, neodymium, pro, sa, ... th and th). Most are found in most rare earth element deposits and are sometimes classified as rare earth elements. The International Union of Pure and Applied Chemistry includes sodium in its definition of rare earth elements.
Rare earth elements are metals, and this group is often referred to as "rare earth metals". These metals have many similar properties, which usually cause them to be found together in geological sediments. They are also called "rare earth oxides" because many of them are usually sold as oxides.
Application of rare earth elements
Rare earth elements containing rare earth metals and alloys are used in many devices that people use every day, such as computer memory, DVDs, rechargeable batteries, mobile phones, catalytic converters, magnets, fluorescent lamps, etc.
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CAS: 7439-94-3Molecular Formula: LuPurity: 99.5 %-99.995 %Products Code: 7100FISpecification Model: 100 mm x 100 mm x 0.3 mm.etcEINECS No.: 231-103-0UN No.: UN3262
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CAS: 16454-60-7Molecular Formula: NdNO3Purity: 99.9%Products Code: 60070800PDSpecification Model: -20-500 meshEINECS No.: 677-724-4
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CAS: 7440-45-1Molecular Formula: CePurity: 99.5%-99.99 %Products Code: 5800RDSpecification Model: 12.7 mm dia x 100 mm lengthEINECS No.: 231-154-9
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CAS: 7440-54-2Molecular Formula: GdPurity: 99%Products Code: 6400IGSpecification Model: Dia 50.8mmHazardous Class: NOEINECS No.: 231-162-2
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CAS: 7440-64-4Molecular Formula: YbPurity: 99.9 %-99.99 %Products Code: 7000GNSpecification Model: 1 mm - 4 mm.etcHazardous Class: Class 4.1EINECS No.: 231-173-2UN No.: UN3089Package Class: PGII
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CAS: 7439-91-0Molecular Formula: LaPurity: 99.95%Products Code: 5700PCSpecification Model: 1 - 4 mm/3 - 6 mmHazardous Class: Class 4.3EINECS No.: 231-099-0UN No.: UN3208Package Class: PG II
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CAS: 12060-08-1Molecular Formula: Sc2O3Purity: 99.9%-99.9995%Products Code: 210800STSpecification Model: 2 inch dia x 0.125 inch th.EINECS No.: 235-042-0