wcy870210
第3楼2009/03/21
我的有关数据如下;
1.硝酸钾标准曲线的吸光度:
220nm处为0.055,0.077,0.108,0.209,0.344,0.750,0.906
275nm处为0.000,0.004,0.008,0.003,0.003,0.006,0.006
2.样品氯化铵的吸光度 空白样的吸光度
220nm处为0.997, 220nm处为0.037
275nm处为0.001, 275nm处为0.000
3.另外我用其他两种方法作为比较,所得到的吸光度如下:
其一,样品220nm处为1.071,275nm处为0.001;相应空白样220nm处为0.054,275nm处为0.001