定量NMR中多种检出限评估方法的比较
陈雷,刘红兵,刘惠丽
Comparison of Different Approaches for Estimation of the Detection Limit of Quantitative NMR
Lei CHEN,Hong-bing LIU,Hui-li LIU
表2
EPA法计算得到的检出限
Table 2
Limit of detection calculated by the EPA method
样品浓度/(μmol/L)
自由度
ν
标准偏差
s
F
${t_{(1 - 0.01, {v_1} + {v_2})}}$
S
pooled
X
D
/(μmol/L)
20.5
7
2.943
3.5912
2.6245
2.3530
6.2
34.2
7
1.553