The role of sampling in mycotoxin contamination: An holistic view

Figures & data

Figure 1. Sources of variability associated with the evaluation of mycotoxins (Whitaker, 2000) (Reproduced with the permission of the authors).

Figure 2. (a) Coefficient of variation for sampling, sample preparation and analysis for aflatoxins in shelled corn (Whitaker, 1998) (Reproduced with the permission of the authors). (b) Total coefficient of variation for deoxinivalenol concentration in wheat (Whitaker, 2000) (Reproduced with the permission of the authors). (c) Coefficient of variation associated with each step of the fumonisin analysis for shelled corn (Whitaker, 1998) (Reproduced with the permission of the authors).

Figure 3. Typical OC curve to predict portion of lots accepted and to evaluate the Producer/Seller Risk and Consumers/Buyers Risk.

Whitaker , TB , Hagler , WM Jr , Giesbrecht , FG and Johansson , AS . 2000 . Sampling, sample preparation, and analytical variability associated with testing wheat for deoxynivalenol . Journal of the Association of Official Analytical Chemists International , 83 ( 5 ) : 1285 – 1292 .

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Whitaker , TB , Truckess , MW , Johansson , AS , Giesbrecht , FG , Hagler , WM Jr and Bowman , DT . 1998 . Variability associated with testing shelled corn for fumonisin . Journal of the Association of Official Analytical Chemists International , 81 ( 6 ) : 1162 – 1168 .

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