Table 2.

OTA concentration range (μg/L) in grape samples collected in Northern, Central and Southern Italy in 2003–2007.

OTA Concentration (μg/L)	Number of Samples
	Northern Italy	Central Italy	Southern Italy	Total
<0.003	52	29	61	142
0.003–0.020	11	1	23	35
0.02–0.20	0	0	16	16
0.20–2.00	0	0	6	6
>2.00	0	0	5	5
Total	63	30	111	204