Table 3.

Comparison of weekly intakes (WIs) with provisional tolerable weekly intakes (PTWIs) (μg/kg bw/week).

	Cd	Cr	Pb	As	Hg
Calculated WIs	3.4	24.0	11.1	4.0	1.8
PTWIs **	7	1050	25	15	5

** PTWI [37,38] reported in the literature (μg/kg bw/week).