项目                                    分析纯    
                                        (AR)
铂含量                                  ≥40.00%
原始铂粉纯度                            ＞99.95%
杂质含量（%）:
Ag                                      ≤0.005
Au                                      ≤0.01
Al                                      ≤0.005
Pb                                      ≤0.005
Ni                                      ≤0.005
Cu                                      ≤0.005
Si                                      ≤0.005
Sn                                      ≤0.005
Pd                                      ≤0.01
Rh                                      ≤0.01
Ir                                      ≤0.01
Fe                                      ≤0.005