品牌:华雯 重量:50kg/袋 包装:编制袋
化学式:Ce(NO3)3∙6H2O
外 观:硝酸铈粒状结晶
用 途:生产铈催化剂的最佳原料,也可用于汽车纱罩的添加剂。
项目 | 规格 | 分析仪器 | |||
牌号 | Ce(NO3)3-2.5N-2 | Ce(NO3)3-2.5N-1 | Ce(NO3)3-3N-2 | Ce(NO3)3-3.5N-1 | |
TREO(%) | 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 | ≤0.30 | ≤0.30 | ≤0.05 | ≤0.01 | ICP光谱仪 |
CeO2/TREO | ≥99.5 | ≥99.5 | ≥99.9 | ≥99.95 | |
Pr6O11/TREO | ≤0.04 | ≤0.04 | ≤0.02 | ≤0.005 | |
Nd2O3/TREO | ≤0.04 | ≤0.04 | ≤0.02 | ≤0.005 | |
Sm2O3/TREO | ≤0.03 | ≤0.03 | ≤0.005 | ≤0.005 | |
Y2O3/TREO | ≤0.01 | ≤0.01 | ≤0.001 | ≤0.001 | |
非稀土杂质含量(wt%) | |||||
Fe2O3 | ≤0.003 | ≤0.001 | ≤0.003 | ≤0.001 | 原子吸收分光光度计 |
CaO | ≤0.010 | ≤0.005 | ≤0.010 | ≤0.005 | |
SiO2 | ≤0.005 | ≤0.003 | ≤0.005 | ≤0.003 | |
Cl- | ≤0.010 | ≤0.005 | ≤0.010 | ≤0.005 |
说明:硝酸铈溶于水,在潮湿空气中仪潮解。
包装:本产品通常包装为50kg,也可按照客户要求包装。包装物为编织袋内衬塑袋。