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稀土功能材料与特殊化合物Current location：Home > 稀土功能材料与特殊化合物

硝酸镧

产品介绍

硝酸镧

分子式：La(NO₃)₃·6H₂O

外观：硝酸镧为白色粒状晶体。

用途：用于制光学玻璃、萤光粉、陶瓷电容器添加剂、石油精制加工催化剂。

项目	规格			检测依据
牌号	La(NO₃)₃-3N5A	La(NO₃)₃-4N5A	La(NO₃)₃-5NA
TREO（wt%）	≥37	≥37	≥37
稀土相对纯度（wt%）
La₂O₃/TREO	≥99.95	≥99.995	≥99.999	参照GB/T 18115.1
CeO₂/TREO	≤0.01	≤0.003	≤0.0005
Pr₆O₁₁/TREO	≤0.01	≤0.0005	≤0.0002
Nd₂O₃/TREO	≤0.01	≤0.0005	≤0.0002
Sm₂O₃/TREO	≤0.0005	≤0.0002	≤0.00002
Y₂O₃/TREO	≤0.0005	≤0.0002	≤0.00002
非稀土杂质含量（wt%）
Fe₂O₃	≤0.0015	≤0.0015	≤0.001	参照GB/T 12690
CaO	≤0.05	≤0.03	≤0.02
Cl^-	≤0.005	≤0.005	≤0.005
SiO₂	≤0.01	≤0.01	≤0.005
包装说明：硝酸镧溶于水，在潮湿空气易潮解。包装：本产品通常包装为20kg或50kg真空包装，也可以按用户要求包装。包装物为编织袋内衬塑袋。

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