49 CFR 172 Special Provision TP27 (TP-Codes)

These provisions apply to the transportation of hazardous materials in IM and UN Specification portable tanks.

Code	TP27
Description	A portable tank having a minimum test pressure of 4 bar (400 kPa) may be used provided the calculated test pressure is 4 bar or less based on the MAWP of the hazardous material, as defined in §178.275 of this subchapter, where the test pressure is 1.5 times the MAWP.
HazMat with this Code	UN 1133 - Adhesives, containing a flammable liquid UN 1986 - Alcohols, flammable, toxic n.o.s UN 1987 - Alcohols, n.o.s. UN 1988 - Aldehydes, flammable, toxic, n.o.s. UN 1989 - Aldehydes, n.o.s. UN 3140 - Alkaloids, liquid, n.o.s., or Alkaloid salts, liquid, n.o.s. UN 3145 - Alkylphenols, liquid, n.o.s. (including C2-C12 homologues) UN 2733 - Amine, flammable, corrosive, n.o.s. or Polyamines, flammable, corrosive, n.o.s UN 2734 - Amine, liquid, corrosive, flammable, n.o.s. or Polyamines, liquid, corrosive, flammable, n.o.s UN 2735 - Amines, liquid, corrosive, n.o.s., or Polyamines, liquid, corrosive, n.o.s. UN 1556 - Arsenic compounds, liquid, n.o.s. inorganic, including arsenates, n.o.s.; arsenites, n.o.s.; arsenic sulfides, n.o.s.; and organic compounds of arsenic, n.o.s UN 2760 - Arsenical pesticides, liquid, flammable, toxic, flash point less than 23 degrees C UN 2994 - Arsenical pesticides, liquid, toxic UN 2993 - Arsenical pesticides, liquid, toxic, flammable, flash point not less than 23 degrees C UN 2782 - Bipyridilium pesticides, liquid, flammable, toxic, flash point less than 23 degrees C UN 3016 - Bipyridilium pesticides, liquid, toxic UN 3015 - Bipyridilium pesticides, liquid, toxic, flammable, flash point not less than 23 degrees C UN 2351 - Butyl nitrites UN 2758 - Carbamate pesticides, liquid, flammable, toxic, flash point less than 23 degrees C UN 2992 - Carbamate pesticides, liquid, toxic UN 2991 - Carbamate pesticides, liquid, toxic, flammable, flash point not less than 23 degrees C UN 1719 - Caustic alkali liquids, n.o.s. UN 2986 - Chlorosilanes, corrosive, flammable, n.o.s UN 2987 - Chlorosilanes, corrosive, n.o.s UN 2985 - Chlorosilanes, flammable, corrosive, n.o.s UN 3362 - Chlorosilanes, toxic, corrosive, flammable, n.o.s UN 3361 - Chlorosilanes, toxic, corrosive, n.o.s UN 1139 - Coating solution (includes surface treatments or coatings used for industrial or other purposes such as vehicle undercoating, drum or barrel lining) NA1760 - Compounds, cleaning liquid NA1760 - Compounds, tree killing, liquid or Compounds, weed killing, liquid UN 2776 - Copper based pesticides, liquid, flammable, toxic, flash point less than 23 degrees C UN 3010 - Copper based pesticides, liquid, toxic UN 3009 - Copper based pesticides, liquid, toxic, flammable, flash point not less than 23 degrees C UN 3264 - Corrosive liquid, acidic, inorganic, n.o.s UN 3265 - Corrosive liquid, acidic, organic, n.o.s UN 3266 - Corrosive liquid, basic, inorganic, n.o.s UN 3267 - Corrosive liquid, basic, organic, n.o.s. UN 2920 - Corrosive liquids, flammable, n.o.s. UN 1760 - Corrosive liquids, n.o.s. UN 2922 - Corrosive liquids, toxic, n.o.s. UN 3024 - Coumarin derivative pesticides, liquid, flammable, toxic, flash point less than 23 degrees C UN 3026 - Coumarin derivative pesticides, liquid, toxic UN 3025 - Coumarin derivative pesticides, liquid, toxic, flammable, flash point not less than 23 degrees C UN 1935 - Cyanide solutions, n.o.s. UN 1699 - Diphenylchloroarsine, liquid UN 1903 - Disinfectant, liquid, corrosive, n.o.s. UN 3142 - Disinfectants, liquid, toxic, n.o.s. UN 2801 - Dyes, liquid, corrosive, n.o.s. or Dye intermediates, liquid, corrosive, n.o.s NA1760 - Ferrous chloride, solution UN 3286 - Flammable liquid, toxic, corrosive, n.o.s. UN 2924 - Flammable liquids, corrosive, n.o.s. UN 1993 - Flammable liquids, n.o.s. UN 1992 - Flammable liquids, toxic, n.o.s. NA1613 - Hydrocyanic acid, aqueous solutions with less than 5 percent hydrogen cyanide UN 2486 - Isobutyl isocyanate UN 2478 - Isocyanates, flammable, toxic, n.o.s. or Isocyanate solutions, flammable, toxic, n.o.s. flash point less than 23 degrees C UN 3080 - Isocyanates, toxic, flammable, n.o.s. or Isocyanate solutions, toxic, flammable, n.o.s., flash point not less than 23 degrees C but not more than 61 degrees C and boiling point less than 300 degrees C UN 2206 - Isocyanates, toxic, n.o.s. or Isocyanate solutions, toxic, n.o.s., flash point more than 61 degrees C and boiling point less than 300 degrees C UN 1224 - Ketones, liquid, n.o.s. UN 1228 - Mercaptans, liquid, flammable, toxic, n.o.s. or Mercaptan mixtures, liquid, flammable, toxic, n.o.s UN 3071 - Mercaptans, liquid, toxic, flammable, n.o.s. or Mercaptan mixtures, liquid, toxic, flammable, n.o.s., flash point not less than 23 degrees C UN 2778 - Mercury based pesticides, liquid, flammable, toxic, flash point less than 23 degrees C UN 3012 - Mercury based pesticides, liquid, toxic UN 3011 - Mercury based pesticides, liquid, toxic, flammable, flash point not less than 23 degrees C UN 3281 - Metal carbonyls, liquid, n.o.s. UN 3144 - Nicotine compounds, liquid, n.o.s. or Nicotine preparations, liquid, n.o.s UN 3273 - Nitriles, flammable, toxic, n.o.s. UN 3276 - Nitriles, liquid, toxic, n.o.s. UN 3275 - Nitriles, toxic, flammable, n.o.s. UN 2059 - Nitrocellulose, solution, flammable with not more than 12.6 percent nitrogen, by mass, and not more than 55 percent nitrocellulose UN 3280 - Organoarsenic compound, liquid, n.o.s. UN 2762 - Organochlorine pesticides liquid, flammable, toxic, flash point less than 23 degrees C UN 2996 - Organochlorine pesticides, liquid, toxic UN 2995 - Organochlorine pesticides, liquid, toxic, flammable, flash point not less than 23 degrees C UN 3282 - Organometallic compound, liquid, toxic, n.o.s UN 3278 - Organophosphorus compound, liquid, toxic, n.o.s UN 3279 - Organophosphorus compound, toxic, flammable, n.o.s. UN 2784 - Organophosphorus pesticides, liquid, flammable, toxic, flash point less than 23 degrees C UN 3018 - Organophosphorus pesticides, liquid, toxic UN 3017 - Organophosphorus pesticides, liquid, toxic, flammable, flash point not less than 23 degrees C UN 2788 - Organotin compounds, liquid, n.o.s. UN 2787 - Organotin pesticides, liquid, flammable, toxic, flash point less than 23 degrees C UN 3020 - Organotin pesticides, liquid, toxic UN 3019 - Organotin pesticides, liquid, toxic, flammable, flash point not less than 23 degrees C UN 1263 - Paint including paint, lacquer, enamel, stain, shellac solutions, varnish, polish, liquid filler and liquid lacquer base UN 1263 - Paint related material including paint thinning, drying, removing, or reducing compound UN 3469 - Paint related material, flammable, corrosive (including paint thinning or reducing compound) UN 3469 - Paint, flammable, corrosive, (including paint , lacquer, enamel, stain, shellac, varnish, polish, liquid filler and liquid lacquer base) UN 3021 - Pesticides, liquid, flammable, toxic, flash point less than 23 degrees C UN 2903 - Pesticides, liquid, toxic, flammable, n.o.s. flash point not less than 23 degrees C UN 2902 - Pesticides, liquid, toxic, n.o.s. UN 3346 - Phenoxyacetic acid derivative pesticide, liquid, flammable, toxic flash point less than 23 degrees C UN 3348 - Phenoxyacetic acid derivative pesticide, liquid, toxic UN 3347 - Phenoxyacetic acid derivative pesticide, liquid, toxic, flammable, flash point not less than 23 degrees C UN 3413 - Potassium cyanide solution UN 3352 - Pyrethroid pesticide, liquid toxic UN 3350 - Pyrethroid pesticide, liquid, flammable, toxic, flash point less than 23 degrees C UN 3351 - Pyrethroid pesticide, liquid, toxic, flammable, flash point not less than 23 degrees C UN 3440 - Selenium compound, liquid, n.o.s UN 1288 - Shale oil UN 3414 - Sodium cyanide solution UN 2780 - Substituted nitrophenol pesticides, liquid, flammable, toxic, flash point less than 23 degrees C UN 3014 - Substituted nitrophenol pesticides, liquid, toxic UN 3013 - Substituted nitrophenol pesticides, liquid, toxic, flammable, flash point not less than 23 degrees C UN 2772 - Thiocarbamate pesticide, liquid, flammable, toxic, flash point less than 23 degrees C UN 3006 - Thiocarbamate pesticide, liquid, toxic UN 3005 - Thiocarbamate pesticide, liquid, toxic, flammable, flash point not less than 23 degrees C UN 3390 - Toxic by inhalation liquid, corrosive, n.o.s. with an LC50 lower than or equal to 1000 ml/m3 and saturated vapor concentration greater than or equal to 10 LC50 UN 3389 - Toxic by inhalation liquid, corrosive, n.o.s. with an LC50 lower than or equal to 200 ml/m3 and saturated vapor concentration greater than or equal to 500 LC50 UN 3489 - Toxic by inhalation liquid, flammable, corrosive, n.o.s. with an LC50 lower than or equal to 1000 ml/m3 and saturated vapor concentration greater than or equal to 10 LC50 UN 3488 - Toxic by inhalation liquid, flammable, corrosive, n.o.s. with an LC50 lower than or equal to 200 ml/m3 and saturated vapor concentration greater than or equal to 500 LC50 UN 3384 - Toxic by inhalation liquid, flammable, n.o.s. with an LC50 lower than or equal to 1000 ml/m3 and saturated vapor concentration greater than or equal to 10 LC50 UN 3383 - Toxic by inhalation liquid, flammable, n.o.s. with an LC50 lower than or equal to 200 ml/m3 and saturated vapor concentration greater than or equal to 500 LC50 UN 3382 - Toxic by inhalation liquid, n.o.s. with an LC50 lower than or equal to 1000 ml/m3 and saturated vapor concentration greater than or equal to 10 LC50 UN 3381 - Toxic by inhalation liquid, n.o.s. with an LC50 lower than or equal to 200 ml/m3 and saturated vapor concentration greater than or equal to 500 LC50 UN 3491 - Toxic by inhalation liquid, water-reactive, flammable, n.o.s. with an LC50 lower or equal to 1000 ml/m3 and saturated vapor concentration greater than or equal to 10 LC50 UN 3490 - Toxic by inhalation liquid, water-reactive, flammable, n.o.s. with an LC50 lower than or equal to 200 ml/m3 and saturated vapor concentration greater than or equal to 500 LC50 UN 3289 - Toxic liquid, corrosive, inorganic, n.o.s UN 3287 - Toxic liquid, inorganic, n.o.s UN 2927 - Toxic liquids, corrosive, organic, n.o.s. UN 2929 - Toxic liquids, flammable, organic, n.o.s. UN 2810 - Toxic, liquids, organic, n.o.s. UN 2764 - Triazine pesticides, liquid, flammable, toxic, flash point less than 23 degrees C UN 2998 - Triazine pesticides, liquid, toxic UN 2997 - Triazine pesticides, liquid, toxic, flammable, flash point not less than 23 degrees C UN 1300 - Turpentine substitute

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