Title 21

PART 173

Part 173 - Secondary Direct Food Additives Permitted In Food For Human Consumption

PART 173 - SECONDARY DIRECT FOOD ADDITIVES PERMITTED IN FOOD FOR HUMAN CONSUMPTION 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.

21:3.0.1.1.4.1SUBPART A
Subpart A - Polymer Substances and Polymer Adjuvants for Food Treatment
21:3.0.1.1.4.1.1.1SECTION 173.5
   173.5 Acrylate-acrylamide resins.
21:3.0.1.1.4.1.1.2SECTION 173.10
   173.10 Modified polyacrylamide resin.
21:3.0.1.1.4.1.1.3SECTION 173.20
   173.20 Ion-exchange membranes.
21:3.0.1.1.4.1.1.4SECTION 173.21
   173.21 Perfluorinated ion exchange membranes.
21:3.0.1.1.4.1.1.5SECTION 173.25
   173.25 Ion-exchange resins.
21:3.0.1.1.4.1.1.6SECTION 173.40
   173.40 Molecular sieve resins.
21:3.0.1.1.4.1.1.7SECTION 173.45
   173.45 Polymaleic acid and its sodium salt.
21:3.0.1.1.4.1.1.8SECTION 173.50
   173.50 Polyvinylpolypyrrolidone.
21:3.0.1.1.4.1.1.9SECTION 173.55
   173.55 Polyvinylpyrrolidone.
21:3.0.1.1.4.1.1.10SECTION 173.60
   173.60 Dimethylamine-epichlorohydrin copolymer.
21:3.0.1.1.4.1.1.11SECTION 173.65
   173.65 Divinylbenzene copolymer.
21:3.0.1.1.4.1.1.12SECTION 173.70
   173.70 Chloromethylated aminated styrene-divinylbenzene resin.
21:3.0.1.1.4.1.1.13SECTION 173.73
   173.73 Sodium polyacrylate.
21:3.0.1.1.4.1.1.14SECTION 173.75
   173.75 Sorbitan monooleate.
21:3.0.1.1.4.2SUBPART B
Subpart B - Enzyme Preparations and Microorganisms
21:3.0.1.1.4.2.1.1SECTION 173.110
   173.110 Amyloglucosidase derived from Rhizopus niveus.
21:3.0.1.1.4.2.1.2SECTION 173.115
   173.115 Alpha-acetolactate decarboxylase (α-ALDC) enzyme preparation derived from a recombinant Bacillus subtilis.
21:3.0.1.1.4.2.1.3SECTION 173.120
   173.120 Carbohydrase and cellulase derived from Aspergillus niger.
21:3.0.1.1.4.2.1.4SECTION 173.130
   173.130 Carbohydrase derived from Rhizopus oryzae.
21:3.0.1.1.4.2.1.5SECTION 173.135
   173.135 Catalase derived from Micrococcus lysodeikticus.
21:3.0.1.1.4.2.1.6SECTION 173.140
   173.140 Esterase-lipase derived from Mucor miehei.
21:3.0.1.1.4.2.1.7SECTION 173.145
   173.145 Alpha-Galactosidase derived from Mortierella vinaceae var. raffinoseutilizer.
21:3.0.1.1.4.2.1.8SECTION 173.150
   173.150 Milk-clotting enzymes, microbial.
21:3.0.1.1.4.2.1.9SECTION 173.160
   173.160 Candida guilliermondii.
21:3.0.1.1.4.2.1.10SECTION 173.165
   173.165 Candida lipolytica.
21:3.0.1.1.4.2.1.11SECTION 173.170
   173.170 Aminoglycoside 3′-phosphotransferase II.
21:3.0.1.1.4.3SUBPART C
Subpart C - Solvents, Lubricants, Release Agents and Related Substances
21:3.0.1.1.4.3.1.1SECTION 173.210
   173.210 Acetone.
21:3.0.1.1.4.3.1.2SECTION 173.220
   173.220 1,3-Butylene glycol.
21:3.0.1.1.4.3.1.3SECTION 173.228
   173.228 Ethyl acetate.
21:3.0.1.1.4.3.1.4SECTION 173.230
   173.230 Ethylene dichloride.
21:3.0.1.1.4.3.1.5SECTION 173.240
   173.240 Isopropyl alcohol.
21:3.0.1.1.4.3.1.6SECTION 173.250
   173.250 Methyl alcohol residues.
21:3.0.1.1.4.3.1.7SECTION 173.255
   173.255 Methylene chloride.
21:3.0.1.1.4.3.1.8SECTION 173.270
   173.270 Hexane.
21:3.0.1.1.4.3.1.9SECTION 173.275
   173.275 Hydrogenated sperm oil.
21:3.0.1.1.4.3.1.10SECTION 173.280
   173.280 Solvent extraction process for citric acid.
21:3.0.1.1.4.3.1.11SECTION 173.290
   173.290 Trichloroethylene.
21:3.0.1.1.4.4SUBPART D
Subpart D - Specific Usage Additives
21:3.0.1.1.4.4.1.1SECTION 173.300
   173.300 Chlorine dioxide.
21:3.0.1.1.4.4.1.2SECTION 173.310
   173.310 Boiler water additives.
21:3.0.1.1.4.4.1.3SECTION 173.315
   173.315 Chemicals used in washing or to assist in the peeling of fruits and vegetables.
21:3.0.1.1.4.4.1.4SECTION 173.320
   173.320 Chemicals for controlling microorganisms in cane-sugar and beet-sugar mills.
21:3.0.1.1.4.4.1.5SECTION 173.322
   173.322 Chemicals used in delinting cottonseed.
21:3.0.1.1.4.4.1.6SECTION 173.325
   173.325 Acidified sodium chlorite solutions.
21:3.0.1.1.4.4.1.7SECTION 173.340
   173.340 Defoaming agents.
21:3.0.1.1.4.4.1.8SECTION 173.342
   173.342 Chlorofluorocarbon 113 and perfluorohexane.
21:3.0.1.1.4.4.1.9SECTION 173.345
   173.345 Chloropentafluoroethane.
21:3.0.1.1.4.4.1.10SECTION 173.350
   173.350 Combustion product gas.
21:3.0.1.1.4.4.1.11SECTION 173.355
   173.355 Dichlorodifluoromethane.
21:3.0.1.1.4.4.1.12SECTION 173.356
   173.356 Hydrogen peroxide.
21:3.0.1.1.4.4.1.13SECTION 173.357
   173.357 Materials used as fixing agents in the immobilization of enzyme preparations.
21:3.0.1.1.4.4.1.14SECTION 173.360
   173.360 Octafluorocyclobutane.
21:3.0.1.1.4.4.1.15SECTION 173.368
   173.368 Ozone.
21:3.0.1.1.4.4.1.16SECTION 173.370
   173.370 Peroxyacids.
21:3.0.1.1.4.4.1.17SECTION 173.375
   173.375 Cetylpyridinium chloride.
21:3.0.1.1.4.4.1.18SECTION 173.385
   173.385 Sodium methyl sulfate.
21:3.0.1.1.4.4.1.19SECTION 173.395
   173.395 Trifluoromethane sulfonic acid.
21:3.0.1.1.4.4.1.20SECTION 173.400
   173.400 Dimethyldialkylammonium chloride.
21:3.0.1.1.4.4.1.21SECTION 173.405
   173.405 Sodium dodecylbenzenesulfonate.