玉米粉中伏马毒素FB1基体标准物质的评价

玉米粉中伏马毒素FB1基体标准物质的评价

牛欣宁,王步军

Evaluation of matrix reference material of Fumonisins FB1 in corn flour

Xin-Ning NIU,Bu-Jun WANG

表1 玉米粉中伏马毒素FB1均匀性检验结果

Table 1 Test results of homogeneity of Fumzonisins FB1 in corn flour (μg kg^-1)

编号 No.	测定值Estimated value			平均值 Mean
编号 No.	样品1 Sample 1	样品2 Sample 2	样品3 Sample 3	平均值 Mean
1	1526.94	1515.99	1548.48	1530.47
2	1475.93	1561.67	1466.99	1501.53
3	1541.65	1578.75	1586.70	1569.03
4	1642.69	1523.99	1477.12	1547.93
5	1547.76	1553.40	1320.62	1473.93
6	1550.76	1523.61	1429.61	1501.33
7	1409.22	1429.40	1519.65	1452.76
8	1564.07	1584.00	1582.17	1576.74
9	1515.83	1487.58	1465.17	1489.52
10	1550.90	1519.14	1513.76	1527.93
11	1498.30	1473.52	1516.96	1496.26
12	1425.48	1570.33	1425.64	1473.82
13	1455.89	1375.58	1479.23	1436.90
14	1461.25	1342.56	1568.66	1457.49
15	1446.23	1483.95	1393.13	1441.11
组间标准偏差的平方 S₁²	5915.88
组内标准偏差的平方 S₂²	4164.09
统计量F Statistic F	1.42
F_0.05(14,30)	2.04
判断 Judgment	均匀 Inhomogeneous