硝酸铈 工业级 99.99（％）
| 用途级别 | 工业级 | 含量 | 99.99（％） |
硝酸铈 分子式：ce(no3)3·6h2o |
| 项目 | 规格 | 分析仪器 | |||
| 牌号 | ce(no3)3 ·6h2o | ce(no3)3 ·6h2o | ce(no3)3 ·6h2o | ce(no3)3 ·6h2o | |
| treo(wt%) | ≥ 38.5-40.0 | ≥ 38.5-40.0 | ≥38.5-40.0 | ≥38.5-40.0 | |
| 稀土相对纯度(wt%) | |||||
| la2o3/treo | ≤ 0.03 | ≤ 0.05 | ≤0.003 | ≤0.001 | icp光谱仪 |
| ceo2/treo | ≥99.0 | ≥99.5 | ≥99.9 | ≥99.99 | |
| pr6o11/treo | ≤0.025 | ≤0.010 | ≤0.005 | ≤0.001 | |
| nd2o3/treo | ≤0.025 | ≤0.010 | ≤0.005 | ≤0.001 | |
| sm6o3/treo | ≤0.02 | ≤0.004 | ≤0.004 | ≤0.001 | |
| y2o3/treo | ≤0.01 | ≤0.001 | ≤0.001 | ≤0.001 | |
| 非稀土杂质含量(wt%) | |||||
| fe2o3 | ≤0.01 | ≤0.01 | ≤0.008 | ≤0.0001 | 原子吸收分光光度计 |
| cao | ≤0.08 | ≤0.10 | ≤0.008 | ≤0.0002 | |
ci- | ≤0.05 | ≤0.05 | ≤0.05 | ≤0.0005 | |
| sio2 | ≤0.03 | ≤0.05 | ≤0.02 | ≤0.0002 | |
| 灼减l.o.i. | ≤3.0 | ≤2.5 | ≤2.5 | ≤2 | |
说明：硝酸铈溶于水，在潮湿的空气中易潮解。 |
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