تعيين مستوى الأفلاتوكسين M1 في الحليب الخام و الجبن الأبيض المباع في أسواق دمشق بوساطة الكروماتوغرافيا السائلة عالية الأداء

الملخص EN

Ninety-nine randomized samples of milk and white cheeses were collected from five districts in Damascus city during 2012-2013 to determinef Aflatoxin M1 using High Performance Liquid Chromatography (HPLC).

The procedure for determination of Aflatoxin M1 was changed according to local circumnutates which gave sensitive and accurate results during 5.9 minute with r= 0.99.

The average recovery was 83.88% for milk and 102.15% for cheeses samples, respectively.

Results revealed that there were differences in Aflatoxin M1 contents with an average of 33.03 ng/l in raw milk and 80.04 ng/kg in white cheeses.

The percentage of rejected samples according to Syrian standard was 3.03 and 6.06% for row milk and white cheeses, respectively.