产品名称：X荧光光谱仪标样
产品型号：ERM-EC680K，ERM-EC681K

含量如下：

680K:   As       4.1                             681K:     As                 29.1
             Br        96                                          Br                 770
             Cd       19.6                                       Cd                137
             Cl        102.2                                     Cl                 800
             Cr        20.2                                       Cr                 100
             Hg        4.64                                      Hg                23.7
             Pb         13.5                                     Pb                 98
             S           76                                        S                   630
            Sb          10.1                                    Sb                  99