556.60—Arsenic.
Tolerances for total residues of combined arsenic (calculated as As) in food are established as follows:
(a)
In edible tissues and in eggs of chickens and turkeys:
(1)
0.5 part per million in uncooked muscle tissue.
(2)
2 parts per million in uncooked edible by-products.
(3)
0.5 part per million in eggs.
(b)
In edible tissues of swine:
(1)
2 parts per million in uncooked liver and kidney.
(2)
0.5 part per million in uncooked muscle tissue and by-products other than liver and kidney.