21 CFR Ch. I (4–1–09 Edition) § 181.27

§ 181.27 21 CFR Ch. I (4–1–09 Edition)

Chinawood oil (tung oil). Ammonium citrate. Dehydrated castor oil. Ammonium potassium hydrogen phosphate. Linseed oil. Calcium glycerophosphate. Tall oil. Calcium phosphate. Calcium hydrogen phosphate. [42 FR 14638, Mar. 15, 1977; 42 FR 56728, Oct. Calcium oleate. 28, 1977] Calcium acetate. Calcium carbonate. § 181.27 Plasticizers. Calcium ricinoleate. Substances classified as plasticizers, Calcium stearate. when migrating from food-packaging Disodium hydrogen phosphate. material shall include: Magnesium glycerophosphate. Magnesium stearate. Acetyl tributyl citrate. Magnesium phosphate. Acetyl triethyl citrate. Magnesium hydrogen phosphate. p-tert-Butylphenyl salicylate. Mono-, di-, and trisodium citrate. Butyl stearate. Mono-, di-, and tripotassium citrate. Butylphthalyl butyl glycolate. Potassium oleate. Dibutyl sebacate. Potassium stearate. Di-(2-ethylhexyl) phthalate (for foods of high Sodium pyrophosphate. water content only). Sodium stearate. Diethyl phthalate. Sodium tetrapyrophosphate. Diisobutyl adipate. Stannous stearate (not to exceed 50 parts per Diisooctyl phthalate (for foods of high water million tin as a migrant in finished food). content only). Zinc orthophosphate (not to exceed 50 parts Diphenyl-2-ethylhexyl phosphate. per million zinc as a migrant in finished Epoxidized soybean oil (iodine number max- food). imum 6; and oxirane oxygen, minimum, 6.0 Zinc resinate (not to exceed 50 parts per mil- percent). lion zinc as a migrant in finished food). Ethylphthalyl ethyl glycolate. [42 FR 14638, Mar. 15, 1977; 42 FR 56728, Oct. Glycerol monooleate. 28, 1977] Monoisopropyl citrate. Mono, di-, and tristearyl citrate. § 181.30 Substances used in the manu- Triacetin (glycerol triacetate). facture of paper and paperboard Triethyl citrate. products used in food packaging. 3-(2-Xenolyl)-1,2-epoxypropane. Substances used in the manufacture [42 FR 14638, Mar. 15, 1977; 42 FR 56728, Oct. of paper and paperboard products used 28, 1977, as amended at 50 FR 49536, Dec. 3, in food packaging shall include: 1985] Aliphatic polyoxyethylene ethers.* § 181.28 Release agents. 1-Alkyl (C6-C18)3-amino-3-aminopropane Substances classified as release monoacetate.* Borax or boric acid for use in adhesives, agents, when migrating from food- sizes, and coatings.* packaging material shall include: Butadiene-styrene copolymer. Dimethylpolysiloxane (substantially free Chromium complex of perfluoro-octane from hydrolyzable chloride and alkoxy sulfonyl glycine for use on paper and pa- groups, no more than 18 percent loss in perboard which is waxed.* Disodium cyanodithioimidocarbamate with weight after heating 4 hours at 200 °C.; vis- ethylene diamine and potassium N-methyl cosity 300 centisokes, 600 centisokes at 25 dithiocarbamate and/or sodium 2- °C, specific gravity 0.96 to 0.97 at 25 °C, re- mercaptobenzothiazole (slimicides).* fractive index 1.400 to 1.404 at 25 °C). Ethyl acrylate and methyl methacrylate co- Linoleamide (linoleic acid amide). polymers of itaconic acid or methacrylic Oleamide (oleic acid amide). acid for use only on paper and paperboard Palmitamide (palmitic acid amide). which is waxed.* Stearamide (stearic acid amide). Hexamethylene tetramine as a setting agent [42 FR 14638, Mar. 15, 1977; 42 FR 56728, Oct. for protein, including casein.* 28, 1977] 1-(2-Hydroxyethyl)-1-(4-chlorobutyl)-2-alkyl (C6-C17) imidazolinium chloride.* § 181.29 Stabilizers. Itaconic acid (polymerized). Substances classified as stabilizers, when migrating from food-packaging *Under the conditions of normal use, these material shall include: substances would not reasonably be expected to migrate to food, based on available sci- Aluminum mono-, di-, and tristearate. entific information and data.

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Melamine formaldehyde polymer. mer—for use only as piping for han- Methyl acrylate (polymerized). dling food products and for repeated- Methyl ethers of mono-, di-, and tripropylene use articles intended to contact food. glycol.* Myristo chromic chloride complex. (ii) Acrylonitrile/styrene resin—no Nitrocellulose. restrictions. Polyethylene glycol 400. (iii) Acrylonitrile/butadiene copoly- Polyvinyl acetate. mer blended with polyvinyl chloride Potassium pentachlorophenate as a slime resin—for use only as extruded pipe. control agent.* Potassium trichlorophenate as a slime con- (b) Limitations for acrylonitrile trol agent.* monomer extraction for finished food- Resins from high and low viscosity polyvinyl contact articles, determined by using alcohol for fatty foods only. the method of analysis titled ‘‘Gas- Rubber hydrochloride. Solid Chromatographic Procedure for Sodium pentachlorophenate as a slime con- Determining Acrylonitrile Monomer in trol agent.* Sodium-trichlorophenate as a slime control Acrylonitrile-Containing Polymers and agent.* Food-Simulating Solvents,’’ which is Stearato-chromic chloride complex. incorporated by reference. Copies are Titanium dioxide.* available from the Center for Food Urea formaldehyde polymer. Safety and Applied Nutrition (HFS– Vinylidine chlorides (polymerized). 200), Food and Drug Administration, 5100 Paint Branch Pkwy., College Park, § 181.32 Acrylonitrile copolymers and resins. MD 20740, or available for inspection at the National Archives and Records Ad- (a) Acrylonitrile copolymers and res- ministration (NARA). For information ins listed in this section, containing on the availability of this material at less than 30 percent acrylonitrile and NARA, call 202–741–6030, or go to: http:// complying with the requirements of www.archives.gov/federallregister/ paragraph (b) of this section, may be codeloflfederallregulations/ safely used as follows: ibrllocations.html. (1) Films. (i) Acrylonitrile/butadiene/ (1) In the case of single-use articles styrene copolymers—no restrictions. having a volume to surface ratio of 10 (ii) Acrylonitrile/butadiene copoly- milliliters or more per square inch of mers—no restrictions. food-contact surface—0.003 milligram/ (iii) Acrylonitrile/butadiene copoly- square inch when extracted to equi- mer blended with vinyl chloride-vinyl librium at 120 °F with food-simulating acetate (optional at level up to 5 per- solvents appropriate to the intended cent by weight of the vinyl chloride conditions of use. resin) resin—for use only in contact (2) In the case of single-use articles with oleomargarine. having a volume to surface ratio of less (iv) Acrylonitrile/styrene copoly- than 10 milliliters per square inch of mer—no restrictions. food-contact surface—0.3 part per mil- (2) Coatings. (i) Acrylonitrile/butadiene copolymer blended with poly- lion calculated on the basis of the volume of the container when extracted to vinyl chloride resins—for use only on ° paper and paperboard in contact with equilibrium at 120 F with food-simu- meats and lard. lating solvents appropriate to the in- (ii) Polyvinyl chloride resin blended tended conditions of use. with either acrylonitrile/butadiene co- (3) In the case of repeated-use arti- polymer or acrylonitrile/butadiene sty- cles—0.003 milligram/square inch when rene copolymer mixed with neoprene, extracted at a time equivalent to ini- for use as components of conveyor tial batch usage utilizing food-simu- belts to be used with fresh fruits, vege- lating solvents and temperatures ap- tables, and fish. propriate to the intended conditions of (iii) Acrylonitrile/butadiene/styrene use. copolymer—no restrictions. The food-simulating solvents shall in- (iv) Acrylonitrile/styrene copoly- clude, where applicable, distilled mer—no restrictions. water, 8 percent or 50 percent ethanol, (3) Rigid and semirigid containers. (i) 3 percent acetic acid, and either n- Acrylonitrile/butadiene/styrene copoly- heptane or an appropriate oil or fat.

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