Journal
TOXINS
Volume 2, Issue 8, Pages 1928-1942Publisher
MDPI
DOI: 10.3390/toxins2081928
Keywords
ochratoxin; coffee; beverage; immunoaffinity column; CEN 14132; CEN 15141
Categories
Funding
- French Institut National de la Consommation, Paris
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The OTA content of 30 roasted coffees purchased in French supermarkets was evaluated by two validated different methods: one using immunoaffinity column (IAC) clean-up after alkaline extraction; the second using toluene extraction under acidic conditions. OTA recoveries (0.5 to 5 mu g/kg) ranged from 16-49% with the alkaline extraction method and 55-60% with the acidic method. OTA recoveries from prepared beverages were similar with all methods (75-80%). All samples containing OTA ranged from trace (
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