Конкурентоспособная цена порошок оксида Yb2O3
US $70.00-$120.00
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Code | CeO-3N | CeO-3.5N | CeO-4N | |||
TREO% | ≥99 | ≥99 | ≥99 | |||
Cerium purity and relative rare earth impurities | ||||||
CeO2/TREO % | 99.9 | 99.95 | 99.99 | |||
La2O3/TREO % | ≤0.08 | ≤0.04 | ≤0.004 | |||
Pr6O11/TREO % | ≤0.01 | ≤0.01 | ≤0.003 | |||
Nd2O3/TREO % | ≤0.005 | ≤0.005 | ≤0.001 | |||
Sm2O3/TREO % | ≤0.004 | ≤0.005 | ≤0.002 | |||
Y2O3/TREO % | ≤0.0001 | ≤0.001 | ≤0.001 | |||
Non rare earth impurity | ||||||
Fe2O3 % | ≤0.005 | ≤0.005 | ≤0.002 | |||
SiO2 % | ≤0.01 | ≤0.005 | ≤0.003 | |||
CaO % | ≤0.01 | ≤0.005 | ≤0.003 | |||
Cl- % | ≤0.06 | ≤0.06 | ≤0.040 | |||
SO 2 4- % | ≤0.1 | ≤0.05 | ≤0.050 |