硝酸镧

无色粒状结晶，易溶于水和醇，在潮湿空气中易潮解。

品级Grade                               分析纯  
                                        （AR）
外观Appearance                          white crystals or crystalline powder
红外光谱鉴别Infrared spectrometry       Conforms to Structure
纯度Purity                              ≥99.0% （T）  
氯chloride （Cl-）:                       ≤50 ppm
硫酸根sulfate （SO42-）:                  ≤50 ppm
  Ca:                                   ≤50 ppm
  Cd:                                   ≤5 ppm
  Co:                                   ≤5 ppm
  Cr:                                   ≤5 ppm
  Cu:                                   ≤5 ppm
  Fe:                                   ≤10 ppm
  K:                                    ≤10 ppm
  Mg:                                   ≤5 ppm
  Mn:                                   ≤5 ppm
  Na:                                   ≤10 ppm
  Ni:                                   ≤5 ppm
  Pb:                                   ≤10 ppm
  Zn:                                   ≤5 ppm

 

用于镧钨、镧钼阴极材料，三元催化剂，石油化工，汽灯纱罩添加剂，硬质合金，难熔金属等其它工业。