品名：氧化镨    70～90(万元/吨)
英文：praseodymium  oxide
分子式：Pr6O11
分子量；172.13
CAS：12036-05-4
产地：内蒙古包头


规格：
1】普通级：99%，99.5%，99.9%,99.95%；
2】高纯级：99.99%，99.995%，99.999%；
3】颗粒度：<50nm,1-2um,3-5um,15-25um,>40um。
4】用户对产品如有特殊要求，可以另行协商。

包装】50公斤/袋，内两层塑料袋，外编织、铁桶、纸桶或塑料桶。,

性状】黑色粉末，密度6.88  g/cm3，熔点2042℃，不溶于水，能溶于酸生成三价盐类。导电性良好。

应用领域】用于建筑陶瓷和日用陶瓷中，其与陶瓷釉混合制成色釉，也可单独作釉下颜料，制成的颜料呈淡黄色，色调纯正、淡雅;用于制造永磁体。选用廉价的镨钕金属代替纯钕金属制造永磁材料，其抗氧性能和机械性能明显提高，可加工成各种形状的磁体。广泛应用于各类电子器件和马达上;用于石油催化裂化。以镨钕富集物的形式加入Y型沸石分子筛中制备石油裂化催化剂，可提高催化剂的活性、选择性和稳定性;用于磨料抛光;另外还用于光纤领域等。

项目指标级别                            Pr6O11-2.5N                      Pr6O11-3.5N                  Pr6O11-4N
氧化镨Pr6O11                ≥              99.0                                99.5                                99.5
相对纯度Pr6O11/REO    ≥              99.5                                99.95                              99.99                            
铁Fe2O3                          ≤            0.010                                0.005                              0.001                                  
硫酸盐SO42-                  ≤            0.050                                0.030                              0.010                                  
氯化物Cl-                      ≤            0.050                                0.050                              0.010                                  
硅SiO2                            ≤            0.05                                  0.010                              0.003                                
钙CaO                              ≤            0.10                                  0.030                              0.003                          

质量标准：国家标准GB/T  5239-93

产品牌号                            Pr6O11-2      Pr6O11-3      Pr6O11-4      Pr6O11-7      Pr6O11-9
REO  %            ≥                          99                99                  99                  99                  98                        
Pr6O11/REO  ≥                        99.99          99.5                99                  96                90                              
La2O3    %                                  0.005          0.05                  1                    4                10                                                            
CeO2      %                                  0.03              0.5                  1                  4                    10                                                          
Nd2o3      %                                0.05              0.5                  1                  4                    10                                                          Sm2O3    %                                  0.01              0.5                  1                  4                    10                        
Y2O3    %                                  0.005            0.5                    1                  4                      10                                    
Ye230    %                                0.005            0.01              0.01            0.01                0.01                      
SiO2    %                                  0.01                0.01            0.01            -                      0.05                                                  
CaO    %                                      0.02                0.05            0.05            -                      -                                                            
灼减（1000℃，1h）%  ≤          1                    1                  1                1                      2