Animal glue may be safely used as a component of articles intended for use in producing, manufacturing, packing, processing, preparing, treating, packaging, transporting, or holding food, subject to the provisions of this section.
List of substances | Limitations |
Alum (double sulfate of aluminum and ammonium, potassium, or sodium) | |
4-Chloro-3-methylphenol(p-chlorome-tacresol) | For use as preservative only. |
Chromium potassium sulfate (chrome alum) | For use only in glue used as a colloidal flocculant added to the pulp suspension prior to the sheet-forming operation in the manufacture of paper and paper board. |
3,5-Dimethyl-1,3,5,H-tetrahydrothiadia-zine-2-thione | For use as preservative only. |
Disodium cyanodithioimidocarbonate | Do. |
Defoaming agents | As provided in § 176.210 of this chapter. |
Ethanolamine | |
Ethylenediamine | |
Formaldehyde | For use as a preservative only. |
Potassium N-methyldithiocarbamate | Do. |
Potassium pentachlorophenate | Do. |
Rosins and rosin derivatives | As provided in § 178.3870 . |
Sodium chlorate | |
Sodium dodecylbenzenesulfonate | |
Sodium 2-mercaptobenzothiazole | For use as preservative only. |
Sodium pentachlorophenate | Do. |
Sodium o-phenylphenate | Do. |
Zinc dimethyldithiocarbamate | Do. |
Zinc 2-mercaptobenzothiazole | Do. |
21 C.F.R. §178.3120