21 CFR § 181.24
Antioxidants
June 25, 2020
Substances classified as antioxidants, when migrating from food-packaging material (limit of addition to food, 0.005 percent) shall include:
Butylated hydroxyanisole.
Butylated hydroxytoluene.
Dilauryl thiodipropionate.
Distearyl thiodipropionate.
Gum guaiac.
Nordihydroguairetic acid.
Propyl gallate.
Thiodipropionic acid.
2,4,5-Trihydroxy butyrophenone.
[42 FR 14638, Mar. 15, 1977; 42 FR 56728, Oct. 28, 1977]