技术指标
1.稳定性:30min零基线漂移≤±0.0001Abs,连续稳定的工作时间大于12小时;
2.信噪比:零基线噪声≤±0.0002Abs;
3.检出限:低于HJ/T195~200(2005)方法标准,实测指标优于AJ-2100;
氨氮0.005mg/L、硝酸盐氮0.003mg/L、亚硝酸盐氮0.001mg/L、总氮0.010mg/L、
凯氏氮0.01mg/L、硫化物0.002mg/L、汞0.001zei/L;
4.校准曲线相关性:r>0.999;
5.准确度:≤±2%;
6.重复性:RSD(n=6)≤2%;
7.测量范围:0.01~500mg/L。