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Contamination data for AFB1 (ng/g) in rice, bread, puffed corn snack, wheat flour and peanut samples marketed in Tehran, June 2005.
| Sample | No. of samples | Positive samples (%) | Mean a (± SD) | Median | Max |
|---|---|---|---|---|---|
| Rice | 18 | 9 (50) | 4.17 (9.36 ±) | 1.17 | 30.63 |
| Bread | 18 | 0 | <LOQ | - | - |
| Puffed corn snack | 18 | 11 (66.6) | 0.11 (0.11 ±) | 0.09 | 0.43 |
| Peanut | 18 | 14 (77.8) | 1.97 (2.94±) | 0.95 | 9.95 |
| Wheat flour | 18 | 0 | <LOQ | - | - |
a Mean of positive samples.
