更多關于食品添加劑的法規，請詳見美國FDA 21 CFR 第570部分關于食品添加劑的法規匯總。
§ 570.13 Indirect food additives resulting from packaging materials prior sanctioned for animal feed and pet food.
Regulations providing for the use of food packaging materials as prior sanctioned in part 181 of this chapter are incorporated in Subchapter E as applicable to packaging materials used for animal feed and pet food.
[42 FR 14091, Mar. 15, 1977]
