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化學(xué)式：Ce2(CO3)3·XH2O
規(guī)格(%):TREO>45 CeO2/TREO≥95～99.99
用途：用于鈰化合物、硝酸鈰原料。
包裝：集裝袋包裝 凈重：1000Kg
項目 | 單位 | 0111標(biāo)準(zhǔn) | 0112標(biāo)準(zhǔn) | 0113標(biāo)準(zhǔn) |
REO | % | ≥45 | ≥45 | ≥45 |
CeO2/REO | % | ≥99.99 | ≥99.95 | ≥99.95 |
La2O3/REO | % | ≤0.004 | ≤0.02 | ≤0.02 |
Pr6O11/REO | % | ≤0.002 | ≤0.01 | ≤0.01 |
Nd2O3/REO | % | ≤0.002 | ≤0.01 | ≤0.01 |
Sm2O3/REO | % | ≤0.001 | ≤0.005 | ≤0.005 |
Fe2O3 | % | ≤0.002 | ≤0.005 | ≤0.005 |
SiO2 | % | ≤0.002 | ≤0.02 | ≤0.03 |
CaO | % | ≤0.005 | ≤0.01 | ≤0.05 |
Al2O3 | % | ≤0.005 | ≤0.02 | ≤0.02 |
MgO | % | ≤0.002 | ≤0.002 | ≤0.002 |
PbO | % | ≤0.005 | ≤0.005 | ≤0.005 |
Na2O | % | ≤0.005 | ≤0.005 | ≤0.2 |
ZnO | % | ≤0.005 | ≤0.005 | ≤0.01 |
Cl- | % | ≤0.05 | ≤0.05 | ≤0.05 |
SO42- | % | ≤0.02 | ≤0.05 | ≤0.05 |
外觀 | / | 白色粉末，無可見夾雜物 | 白色粉末，無可見夾雜物 | 白色或略帶談黃色粉末，無可見夾雜物 |
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