21 CFR 73

73, Subpart A: Color additives for direct food contact exempt from batch certification
  PDF 73.1 Diluents in color additive mixtures for food use exempt from certification.
  PDF 73.30 Annatto extract.
  PDF 73.35 Astaxanthin.
  PDF 73.40 Dehydrated beets (beet powder).
  PDF 73.50 Ultramarine blue.
  PDF 73.75 Canthaxanthin.
  PDF 73.85 Caramel.
  PDF 73.90 β-Apo-8′-carotenal.
  PDF 73.95 β-Carotene.
  PDF 73.100 Cochineal extract; carmine.
  PDF 73.125 Sodium copper chlorophyllin.
  PDF 73.140 Toasted partially defatted cooked cottonseed flour.
  PDF 73.160 Ferrous gluconate.
  PDF 73.165 Ferrous lactate.
  PDF 73.169 Grape color extract.
  PDF 73.170 Grape skin extract (enocianina).
  PDF 73.185 Haematococcus algae meal.
  PDF 73.200 Synthetic iron oxide.
  PDF 73.250 Fruit juice.
  PDF 73.260 Vegetable juice.
  PDF 73.275 Dried algae meal.
  PDF 73.295 Tagetes (Aztec marigold) meal and extract.
  PDF 73.300 Carrot oil.
  PDF 73.315 Corn endosperm oil.
  PDF 73.340 Paprika.
  PDF 73.345 Paprika oleoresin.
  PDF 73.355 Phaffia yeast.
  PDF 73.450 Riboflavin.
  PDF 73.500 Saffron.
  PDF 73.575 Titanium dioxide.
  PDF 73.600 Turmeric.
  PDF 73.615 Turmeric oleoresin.
74, Subpart A: Color additives for direct food contact subject to batch certification
170 Food additives
171 Food additive petitions
172 Food additives permitted for direct addition to food for human consumption
173 Secondary direct food additives permitted in food for human consumption
174 Indirect food additives: General
175 Indirect food additives: Adhesives and components of coatings
176 Indirect food additives: Paper and paperboard components
177 Indirect food additives: Polymers
178 Indirect food additives: Adjuvants, production aids, and sanitizers
179 Irradiation in the production, processing and handling of food
180 Food additives permitted in food or in contact with food on an interim basis pending additional study
181 Prior-sanctioned food ingredients
182 Substances generally recognized as safe
184 Direct food substances affirmed as generally recognized as safe
186 Indirect food substances affirmed as generally recognized as safe
189 Substances prohibited from use in human food
190 Dietary supplements