牌 號(Code)
LCL-3N
LCL-4N
LCL-4.5N
稀土氧化物總量 TREO%
≥43
鑭純度與相關(guān)稀土雜質(zhì)(La purity and relative rare earth impurities)
La2O3/TREO %
≥99.9
≥99.99
≥99.995
CeO2/TREO %
≤0.08
≤0.006
≤0.002
Pr6O11/TREO %
≤0.05
≤0.001
Nd2O3/TREO %
Sm2O3/TREO %
≤0.005
≤0.0005
Y2O3/TREO %
非 稀 土 雜 質(zhì)(Non rare earth impurity)
Fe2O3 %
≤0.01
SiO2 %
CaO %
PbO %
SO 2 4- %
≤0.03
說明:無色粒狀結(jié)晶,溶于水。
用途:作石油化工催化劑,也可用來生產(chǎn)金屬鑭
Description: Colorless lump-like crystal, soluble in water.
Used to make petro-chem catalyst. Also used to manufacture lanthanum metal
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