§ 测量参数：铅、镉、铜、砷、汞、锌、

                                           硒、锰、镍9种离子

                       § 量程：0～100μg/L  100～500 μg/L

                                    500～1000 μg/L 及更高

                       § 检出限：铅、镉、铜、砷：≤0.5μg/L

                                       汞：≤0.1μg/L，其它≤1μg/L

                       § 重复性：RSD≤3%