Ochratoxin A in Roasted Coffee from French Supermarkets and Transfer in Coffee Beverages: Comparison of Analysis Methods

Toxins

Mariana Tozlovanu¹ 

[1] Laboratory Chemical Engineering, Department Bioprocess & Microbial System, UMR CNRS/INPT/UPS 5503, ENSA Toulouse, France;

关键词: ochratoxin;    coffee;    beverage;    immunoaffinity column;    CEN 14132;    CEN 15141;   

DOI  :  10.3390/toxins2081928

来源: mdpi

【 摘 要 】

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 µg/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 (

【 授权许可】

CC BY   
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