amandali
第4楼2011/03/29
表1 添加OA浓度为0.8µg/kg时各种粮食回收率和精密度
粮食 | 各个平行试验回收率(%) | 平均回收率(%) | RSD(%) | |||||
1 | 2 | 3 | 4 | 5 | 6 | |||
小麦粉 | 101.8 | 107.0 | 101.4 | 89.1 | 107.6 | 93.4 | 104.1 | 4.93 |
小麦 | 98.2 | 94.6 | 90.2 | 102.5 | 89.9 | 93.4 | 94.8 | 5.13 |
玉米 | 1130.3 | 112.2 | 100.5 | 98.5 | 101.9 | 105.7 | 104.8 | 5.13 |
糙米 | 86.7 | 89.0 | 90.9 | 85.7 | 90.0 | 86.7 | 88.2 | 2.36 |
大豆 | 101.2 | 100.9 | 92.9 | 92.2 | 99.4 | 98.4 | 97.5 | 4.07 |
表2 添加OA浓度为4ug/kg时各种粮食回收率和精密度
粮食 | 各个平行试验回收率(%) | 平均回收率(%) | RSD(%) | |||||
1 | 2 | 3 | 4 | 5 | 6 | |||
小麦粉 | 96.8 | 92.8 | 83.7 | 85.5 | 89.8 | 92.6 | 90.2 | 5.34 |
小麦 | 101.0 | 99.3 | 98.8 | 106.2 | 100.2 | 98.6 | 100.7 | 2.78 |
玉米 | 91.5 | 92.7 | 90.8 | 86.8 | 87.7 | 91.3 | 90.1 | 2.60 |
糙米 | 90.3 | 85.7 | 94.1 | 96.3 | 96.1 | 95.8 | 93.0 | 4.56 |
大豆 | 89.5 | 93.8 | 93.7 | 89.4 | 89.1 | 88.9 | 90.7 | 2.61 |
表3 添加OA浓度为10μg/kg时各种粮食回收率和精密度
粮食 | 各个平行试验回收率(%) | 平均回收率(%) | RSD(%) | |||||
1 | 2 | 3 | 4 | 5 | 6 | |||
小麦粉 | 98.0 | 95.8 | 92.2 | 78.2 | 95.6 | 89.8 | 91.6 | 7.85 |
小麦 | 85.9 | 91.7 | 90.1 | 86.0 | 90.5 | 88.9 | 88.8 | 2.71 |
玉米 | 91.5 | 93.3 | 83.3 | 82.1 | 88.1 | 90.6 | 88.1 | 5.22 |
糙米 | 96.2 | 87.9 | 92.6 | 91.1 | 95.4 | 94.7 | 93.0 | 3.35 |
大豆 | 99.0 | 95.3 | 102.8 | 97.2 | 98.4 | 91.0 | 97.3 | 4.05 |