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Erbium
Molecular formula: er2o3
cas number: 12061-16-4
Properties: pink powder, insoluble in water, soluble in acid.
Purposes: for yttrium iron garnet nuclear reactor control additives and materials used in the manufacture of special glass and absorb infrared light-emitting glass, also used as a coloring agent for glass.
Grades and chemical composition meet the following requirements:
REO | Impurities | |||||||||||
RE impurities/REO | Non-rare earth impurities | |||||||||||
Pr6O11 | La2O3 | CeO2 | Nd2O3 | Y2O3 | Sm2O3 | Fe2O3 | Al2O3 | CaO | Cl- | SiO2 | 灼減 | |
≥99 | ≥99.5 | ≤0.015 | ≤0.010 | ≤0.4 | ≤0.01 | ≤0.03 | ≤0.005 | ≤0.05 | ≤0.02 | ≤0.03 | ||
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