This method is for the determination of aflatoxins (B1, B2, G1 and G2). The sample is extracted with methanol and water, filtered and diluted with water. The sample is analyzed by LC/MS (liquid chromatography/mass spectrometry). The method can also be used with other matrices.
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| Hold Times, Preservatives, Preps, Collection, Analytical & Documentation | |
|---|---|
| Holding Time: | None specified in the method. |
| Preservatives: | None specified in the method. |
| Required Preps: | 10g Glass or plastic bottle with Teflon-lined lid |
| Collection Method: | Grab sampling |
| Analytical Methodology: | LC/MS |
| Documentation: | 
991.31
|
| Analyte | Formula | CAS Number | Detection Limit | |
|---|---|---|---|---|
| Aflatoxin B1 | C17H12O6 |
1162-65-8 |
1 |
µg/kg |
| Aflatoxin B2 | C17H14O6 |
7220-81-7 |
1 |
µg/kg |
| Aflatoxin G1 | C17H12O7 |
1165-39-5 |
1 |
µg/kg |
| Aflatoxin G2 | C17H14O7 |
7241-98-7 |
1 |
µg/kg |
* The analytes and detection limits listed for each method represent the typical detection limits and analytes reported for that particular method. Keep in mind that analyte lists may vary from laboratory to laboratory. Detection limits may also vary from lab to lab and are dependent upon the sample size, matrix, and any interferences that may be present in the sample.