El código
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LN-3N
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LN-4N
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LN-4.5N
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El Treo%
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≥ 37,5
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≥ 37,5
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≥ 37,5
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La pureza y las impurezas de la tierra rara relativa
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La2O3/TREO %
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≥ 99,9
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≥99.99
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≥99,995
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CeO2/TREO%
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≤0,08
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≤0.0050
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≤0.0030
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Pr6O11/TREO%
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≤0,01
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≤0.0010
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≤0.0010
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Nd2O3/TREO%
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≤0,01
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≤0.0010
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≤0.0010
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Sm2O3/TREO%
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≤ 0.001
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≤0.0010
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≤0.0010
|
Y2O3/Treo%
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≤ 0.001
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≤0.0010
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≤0.0010
|
De la tierra rara no impureza
|
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Fe2O3%
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≤ 0.002
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≤ 0.002
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≤0,0005
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SiO2%
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≤0,01
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≤ 0.005
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≤ 0.003
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CaO%
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≤0,05
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≤ 0.005
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≤0,0005
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PbO%
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≤0,05
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≤ 0.002
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≤0,0005
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El SO 2 4- %
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≤0,01
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≤ 0.005
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≤0,0005
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