Part 173 — Secondary Direct Food Additives Permitted in Food for Human Consumption
Current through Sep 8, 2026
Authority: 21 U.S.C. 321, 342, 348.
Source: 42 FR 14526, Mar. 15, 1977, unless otherwise noted.
Editorial Note: Nomenclature changes to part 173 appear at 61 FR 14482, Apr. 2, 1996; 66 FR 56035, Nov. 6, 2001; 66 FR 66742, Dec. 27, 2001; and 81 FR 49896, July 29, 2016.
Sections
- § 173.5 Acrylate-acrylamide resins.
- § 173.10 Modified polyacrylamide resin.
- § 173.20 Ion-exchange membranes.
- § 173.21 Perfluorinated ion exchange membranes.
- § 173.25 Ion-exchange resins.
- § 173.40 Molecular sieve resins.
- § 173.45 Polymaleic acid and its sodium salt.
- § 173.50 Polyvinylpolypyrrolidone.
- § 173.55 Polyvinylpyrrolidone.
- § 173.60 Dimethylamine-epichlorohydrin copolymer.
- § 173.65 Divinylbenzene copolymer.
- § 173.70 Chloromethylated aminated styrene-divinylbenzene resin.
- § 173.73 Sodium polyacrylate.
- § 173.75 Sorbitan monooleate.
- § 173.110 Amyloglucosidase derived from Rhizopus niveus.
- § 173.115 Alpha-acetolactate decarboxylase (α-ALDC) enzyme preparation derived from a recombinant Bacillus subtilis.
- § 173.120 Carbohydrase and cellulase derived from Aspergillus niger.
- § 173.130 Carbohydrase derived from Rhizopus oryzae.
- § 173.135 Catalase derived from Micrococcus lysodeikticus.
- § 173.140 Esterase-lipase derived from Mucor miehei.
- § 173.145 Alpha-Galactosidase derived from Mortierella vinaceae var. raffinoseutilizer.
- § 173.150 Milk-clotting enzymes, microbial.
- § 173.160 Candida guilliermondii.
- § 173.165 Candida lipolytica.
- § 173.170 Aminoglycoside 3′-phosphotransferase II.
- § 173.210 Acetone.
- § 173.220 1,3-Butylene glycol.
- § 173.228 Ethyl acetate.
- § 173.230 Ethylene dichloride.
- § 173.240 Isopropyl alcohol.
- § 173.250 Methyl alcohol residues.
- § 173.255 Methylene chloride.
- § 173.270 Hexane.
- § 173.275 Hydrogenated sperm oil.
- § 173.280 Solvent extraction process for citric acid.
- § 173.290 Trichloroethylene.
- § 173.300 Chlorine dioxide.
- § 173.310 Boiler water additives.
- § 173.315 Chemicals used in washing or to assist in the peeling of fruits and vegetables.
- § 173.320 Chemicals for controlling microorganisms in cane-sugar and beet-sugar mills.
- § 173.322 Chemicals used in delinting cottonseed.
- § 173.325 Acidified sodium chlorite solutions.
- § 173.340 Defoaming agents.
- § 173.342 Chlorofluorocarbon 113 and perfluorohexane.
- § 173.345 Chloropentafluoroethane.
- § 173.350 Combustion product gas.
- § 173.355 Dichlorodifluoromethane.
- § 173.356 Hydrogen peroxide.
- § 173.357 Materials used as fixing agents in the immobilization of enzyme preparations.
- § 173.360 Octafluorocyclobutane.
- § 173.368 Ozone.
- § 173.370 Peroxyacids.
- § 173.375 Cetylpyridinium chloride.
- § 173.385 Sodium methyl sulfate.
- § 173.395 Trifluoromethane sulfonic acid.
- § 173.400 Dimethyldialkylammonium chloride.
- § 173.405 Sodium dodecylbenzenesulfonate.