View all text of Subpart W [§ 174.500 - § 174.545]
§ 174.521 - Neomycin phosphotransferase II; exemption from the requirement of a tolerance.
Residues of the neomycin phosphotransferase II (NPTII) enzyme are exempted from the requirement of a tolerance in all food commodities when used as a plant-incorporated protectant inert ingredient.