| Description | 6-digit code or code range |
|---|
| I-bars and beams, aluminum, fabricated | 761090 |
| I-bars and beams, iron or steel, fabricated | 730120 |
| Ice | 220190 |
| Ice bags of plastics | 392690 |
| Ice breaker machines | 847989 |
| Ice breakers (vessels) | 890690 |
| Ice cream cones, whether or not containing cocoa | 190532 |
| Ice cream mixes and bases containing 10% or more cocoa | 180690 |
| Ice cream mixes and bases, not containing cocoa | 210690 |
| Ice cream mixes, milk-product base, containing less than 5% cocoa | 190190 |
| Ice cream sticks, wooden | 442190 |
| Ice cream vending machines, automatic | 847681 |
| Ice cream, whether or not containing cocoa | 210500 |
| Ice crushers, mechanical, nonelectric, weighing 10 kg or less | 821000 |
| Ice hockey and field-hockey articles | 950699 |
| Ice making machines | 841869 |
| Ice milk | 210500 |
| Ice skates | 950670 |
| Ice skates and roller skates | 950699 |
| Ice, edible, whether or not containing cocoa | 210500 |
| Ice, natural and artificially frozen, not flavored or sweetened | 220190 |
| Iceland spar | 253090 |
| Icing machines, cake, bakery | 843810 |
| Iconoscopes, cathode ray storage tubes | 854020 |
| Identification bracelets, of precious stones, not with precious metal | 711620 |
| Identification bracelets, other than precious metal, semiprecious stones | 711620 |
| Identification tags, laundry, textile, not ornamented | 630790 |
| Identification tags, ornamented, manmade fibers | 581092 |
| Idocrase, natural, gem quality, cut but unset | 710399 |
| Idocrase, natural, gem quality, rough | 710310 |
| Igniter assembly, jato (electric squibs) | 360300 |
| Igniters, automatic controls for air-conditioning, refrigeration, etc. | 903289 |
| Igniters, fire bomb | 360300 |
| Igniters, firing head (electric) | 360300 |
| Igniters, nonordnance | 360300 |
| Ignition harness sets, motor vehicle | 854430 |
| Ignition harness testers | 903089 |
| Ignition system tester | 903039 |
| Ignition tubes, gas and vapor | 854089 |
| Ilex seed for sowing | 120999 |
| Ilidar preparations, bulk | 300310-90 |
| Ilidar, dosage | 300450-90 |
| Illipe seeds | 120799 |
| Illuminated name-plates | 940560 |
| Illuminated signs | 940560 |
| Ilmenite ore | 261400 |
| Ilomba lumber, rough, dressed or worked, whether or not treated for long-term preservation, thickness exceeding 6mm | 440729 |
| Ilosone powder, bulk, except preparations | 294150 |
| Ilosone preparations, bulk | 300310-90 |
| Ilosone, dosage | 300410-20 |
| Iloticina preparations, bulk | 300310-90 |
| Iloticina, dosage | 300410-20 |
| Ilotycin preparations, bulk | 300310-90 |
| Ilotycin, bulk, except preparations | 294150 |
| Ilotycin, dosage | 300410-10 |
| Image converter tubes, cathode ray | 854020 |
| Image intensifier tubes | 854020 |
| Image projectors | 900830 |
| Imbuia lumber, rough, dressed or worked, whether or not treated for long-term preservation, thickness exceeding 6mm | 440724 |
| Imidazole ring (unfused) compounds, n.e.s.o.i. | 293329 |
| Iminodiacetonitrile | 292690 |
| Iminodibenzyl(10,11-dihydro-5H-dibenz(b,f)azepine) | 293399 |
| Imipramine hydrochloride | 293399 |
| Imitation pearl buttons | 960629 |
| Imitation pearls and imitation pearl beads, glass, not strung or set | 701810 |
| Immunogen, petussis | 300210-90 |
| Immunosuppressive preparations, dosage, for human use | 300490 |
| Impact printers, automatic data processing (adp) | 847130-60 |
| Impact tester, electrical | 902410 |
| Impact wrenches, hand-directed or controlled, with self-contained electric motor | 846729 |
| Impact wrenches, rotary type, pneumatic, hand-held | 846711 |
| Impedance bridges | 903039 |
| Impedance testers (electrical quantities measuring instruments) | 903039 |
| Implex a | 390690 |
| Impregnators, centrifugal | 842119 |
| Impregnators, paper or paperboard finishing | 843930 |
| Impression materials, dental | 340700 |
| Improvers, film strength (lubricating oil additives) | 381190 |
| Improvers, viscosity index (lubricating oil additives) | 381190 |
| In-soles, orthopedic | 902190 |
| Incandescent lighting fixtures, elecrical, base metal, except household type | 940540 |
| Incendiary bombs | 930690 |
| Incense (including joss sticks) | 330741 |
| Incinerators, nonelectric, commercial or industrial | 841780 |
| Inclinometers, nautical | 901480 |
| Incremental shaft encoders | 854320 |
| Incremin | 300450-90 |
| Incremin with iron syrup | 300450-90 |
| Incretone | 300450-90 |
| Incubator parts, agricultural | 843691 |
| Incubators, breathing devices | 901920 |
| Incubators, poultry | 843621 |
| Indene resins in primary forms | 391110 |
| Indene, chemically defined compound | 290290 |
| Indention testers | 902410 |
| Indexing tables, auxiliary attachments, machine tool | 846630 |
| India ink drawing pens | 960831 |
| India twine, cotton | 560790 |
| Indian gum | 130190 |
| Indicator panel parts | 853190 |
| Indicator panels displaying led or lcd characters | 853120 |
| Indicator, aircraft navigational instrument | 901420 |
| Indicator, atmospheric potential gradient | 901580 |
| Indicators, aircraft, altitude | 901420 |
| Indicators, atmospheric | 901580 |
| Indicators, blown fuse | 903090 |
| Indicators, freuency shaft | 903090 |
| Indicators, panel light, engine failure, electric or electronic | 853120-80 |
| Indicators, salinity, floating type | 902580 |
| Indicators, search and detection, radar | 852610 |
| Indicators, speed | 902920 |
| Indicators, watt | 903090 |
| Indigo plants | 140410 |
| Indigo, natural | 320300 |
| Indium powders | 811292 |
| Indium trichloride | 282739 |
| Indium, n.e.s.o.i. | 811292 |
| Indium, waste and scrap | 811292 |
| Indium, wrought or unwrought | 811292-99 |
| Indole (2, 3-benzopyrrole) | 293399 |
| Indoline 3-methylbenzo(f)quinoline | 293399 |
| Indoor-outdoor carpeting, tufted, cellulosic fibers | 570330 |
| Indoor-outdoor carpeting, woven, manmade fibers | 570500 |
| Inductance bridges | 903039 |
| Inductors, electric | 850450 |
| Indurstrial process instruments for automatically controlling draft | 903289 |
| Indusoil | 380300 |
| Industrial apparatus based on use of radiation from radioactive substances | 902229 |
| Industrial belts, rubber | 401011-39 |
| Industrial dairy machinery | 843420 |
| Industrial fatty alcohols | 382490 |
| Industrial furnaces, nonelectric, metal melting | 841710 |
| Industrial gas cleaning equipment, except electrostatic precipitators | 842139 |
| Industrial gas turbine parts | 841199 |
| Industrial gas turbines | 841181-82 |
| Industrial hand trucks | 871680 |
| Industrial lacquers | 320810-90 |
| Industrial molds, plaster | 680990 |
| Industrial monocarboxylic fatty acids, n.e.s.o.i. | 382319 |
| Industrial ovens, nonelectric, except bakery and metal processing | 841780 |
| Industrial process instruments for automatically controlling pressure | 903289 |
| Industrial process instruments for measuring or checking heat | 902610-80 |
| Industrial process instruments for measuring or checking pressure | 902620 |
| Industrial process instruments for measuring or checking vacuum | 902620 |
| Industrial robots, lifting, handling, loading or unloading | 842890 |
| Industrial robots, multi-function | 847950 |
| Industrial rubber gloves | 401519 |
| Industrial varnishes | 320810-90 |
| Industrial works trucks, fitted with lifting or handling equipment, n.e.s.o.i. | 842790 |
| Industrial works trucks, not filled with lifting or handling equipment, self-propelled | 870911-19 |
| Industrial x-ray apparatus, except tubes | 902219 |
| Inedible mixtures or preparations of animal or vegetable fats or oils, n.e.s.o.i. | 151800 |
| Infants' sets, of cotton, knit | 611120 |
| Infants' sets, of other textile fibers, knit | 611190 |
| Infants' sets, of other textile fibers, not knit | 620990 |
| Infants' sets, of synthetic fibers, knit | 611130 |
| Infants' sets, of synthetic fibers, not knit | 620930 |
| Infants' sets, of wool, not knit | 620910 |
| Infants, dresses, of cotton, not knit | 620920 |
| Infants, sets, of wool, knit | 611110 |
| Inflatable articles of plastics | 392690 |
| Inflatable articles of rubber | 401695 |
| Inflatable furniture, plastic | 940370 |
| Inflatable pleasure craft | 890310 |
| Inflatable rafts | 890710 |
| Inflatable toy balloons | 950390 |
| Inflatable toy figures of animate objects | 950349 |
| Infrared detectors, solid state diodes | 854140 |
| Infrared lamps | 853949 |
| Ingot molds | 845420 |
| Ingots and other primary forms, alloy steel, not stainless | 722410 |
| Ingots and other primary forms, iron or steel, nonalloy | 720610-90 |
| Ingots and other primary forms, stainless steel | 721810 |
| Ingots obtained by sintering, tantalum | 810320 |
| Ingots, aluminum alloy | 760120 |
| Ingots, aluminum, not alloyed | 760110 |
| Ingots, antimony | 811010 |
| Ingots, bismuth | 810600 |
| Ingots, cadmium | 810720 |
| Ingots, copper, refined | 740319 |
| Ingots, gold | 710812 |
| Ingots, iridium | 711041 |
| Ingots, lead | 780110-99 |
| Ingots, lead remelt scrap | 780110-99 |
| Ingots, magnesium | 810411-19 |
| Ingots, manganese | 811100 |
| Ingots, nickel | 750210-20 |
| Ingots, nickel, remelt scrap | 750210-20 |
| Ingots, palladium | 711021 |
| Ingots, platinum, except platinum group metals | 711011 |
| Ingots, remelt scrap, aluminum alloy | 760120 |
| Ingots, remelt scrap, iron or steel | 720450 |
| Ingots, remelt scrap, tin | 800110-20 |
| Ingots, rhodium | 711031 |
| Ingots, ruthenium | 711041 |
| Ingots, silver | 710691 |
| Ingots, tin, unwrought | 800110-20 |
| Ingots, titanium | 810820 |
| Ingots, tungsten | 810194 |
| Ingots, zinc alloy | 790120 |
| Ingots, zinc, not alloy | 790111-12 |
| Ingots, zirconium | 810920 |
| Inhalers, anesthetic | 901890 |
| Inhibitors, oxidation (lubricating oil additives) | 381190 |
| Inhiston | 300410-90 |
| Initials, base metal | 831000 |
| Initials, ornamented, manmade fibers | 581092 |
| Injection molding machine parts | 847790 |
| Injection molding machines, rubber or plastic working | 847710 |
| Injection molds, metal or metal carbide | 848041 |
| Injection molds, rubber or plastic | 848071 |
| Injectors, tree, for applying chemicals, base metal | 820190 |
| Ink jet printers, automatic data processing (adp) | 847130-60 |
| Ink jet printing machines | 844351 |
| Ink pads | 961220 |
| Inked cloth, cotton, over 12 inches wide | 961210 |
| Inked or otherwise prepared typewriter or similar ribbons, plastics | 961210 |
| Inked typewriter and machine ribbons, of manmade fibers | 961210 |
| Inks and ink powders, n.e.s.o.i. | 321511-90 |
| Inlet or exhaust manifolds, internal combustion piston engine | 840910-99 |
| Inner and outer races, ball bearings | 848299 |
| Inner tubes of rubber | 401310-90 |
| Innerspring units, assemblies of spiral springs, for mattresses | 732620 |
| Innertube valve-hole cutting machines, tire | 847751 |
| Inorganic pigments dispered in nonaqueous media | 321290 |
| Inotyol ointment | 300410-90 |
| Input unit parts, automatic data processing machine | 847330-50 |
| Input units, except point of sale terminals, automatic data processing machine | 847130-60 |
| Insect attractants | 380810 |
| Insect bait | 380810 |
| Insect killers, electric | 854389 |
| Insect repellents | 380810 |
| Insect wax, raw, pressed or refined whether or not bleached or colored | 152190 |
| Insecticide preparations | 380810 |
| Insecticides, polychlorinated, preparations | 380810 |
| Insects, live | 010690 |
| Inserters, ring, mechanics, base metal | 820559 |
| Inserting machines, letter | 847230 |
| Insertions, lace, ornamented, manmade fibers | 581092 |
| Insertions, ornamental | 580890 |
| Insertions, ornamented, manmade fibers | 581092 |
| Insertions, ornamented, n.e.s.o.i., of textile fibers, except cotton and manmade | 581099 |
| Insignias, of textile fibers, not ornamented, not knit | 621710 |
| Insignias, ornamented, cotton, woven | 581091 |
| Instant coffee | 210111 |
| Instant print cameras, still | 900640 |
| Instant tea | 210120 |
| Instantaneous gas water heaters | 841911 |
| Instrument and apparatus, n.e.s.o.i. (except optical radiations) | 902780 |
| Instrument transformers | 850431 |
| Instruments and apparatus designed for telecommunications | 903040 |
| Instruments and apparatus for measuring or checking pressure | 902620 |
| Instruments and apparatus for measuring or checking semiconductor wafers or devices | 903082 |
| Instruments and apparatus for measuring or checking the flow, level, pressure or other variables of liquid or gases, parts and accessories | 902690 |
| Instruments and apparatus for measuring or checking voltage, current, n.e.s.o.i. | 903039 |
| Instruments and apparatus for measuring or checking, n.e.s.o.i. | 902680 |
| Instruments and apparatus for measuring or detecting ionizing radiation | 903010 |
| Instruments and apparatus, for measuring or checking electrical quantities, n.e.s.o.i. | 903089 |
| Instruments and appliances for aeronautical or space navigation (other than compasses) (except civil aircraft) | 901420 |
| Instruments and appliances for aeronautical, or space navigation except for use in civil aircraft (other than compasses) | 901420 |
| Instruments and appliances for aeronautical, or space navigation for use in civil aircraft (other than compass | 901420 |
| Instruments and appliances n.e.s.o.i. (navigational) parts and accessories | 901490 |
| Instruments and appliances, n.e.s.o.i., (navigational)(except ship logs and depth-sounding apparatus) | 901480 |
| Instruments for measuring and checking the flow or level of liquids | 902610 |
| Instruments for measuring flow or liquid level | 902610 |
| Instruments for measuring variables of liquids or gases | 902610-80 |
| Instruments keyboard, other than accordions, n.e.s.o.i. | 920710 |
| Instruments mouth-blown sound signalling instruments, n.e.s.o.i. | 920890 |
| Instruments, gauges, pressure | 902620 |
| Instruments, laboratory, for physical analysis | 902780 |
| Instruments, nuclear medical and biological detecting | 903010 |
| Instruments, scientific, for physical analysis | 902780 |
| Instruments, spectrometric | 902730 |
| Instruments, test, electrical quantities, recording | 903083 |
| Instruments, toy musical | 950350 |
| Instruments, wave form measuring and/or analyzing, oscilloscopes | 903020 |
| Insulated bottles, jugs and chests, not vacuum, copper | 741819 |
| Insulated electric cable, appliance | 854441-59 |
| Insulating material, nonelectrical, impregnated, coated, covered, or laminated | 560290 |
| Insulating oils, except synthetic | 271019 |
| Insulating tape, cotton, not coated, narrow, nonelastic, woven | 580631 |
| Insulating tape, manmade fibers, narrow, nonelastic, woven | 580632 |
| Insulators, electrical, all materials | 854610-90 |
| Insulators, glass, electric | 854610 |
| Insulin and its salts | 293712 |
| Insulin preparations, bulk | 300310-90 |
| Insulin, bulk, except preparations | 293711-90 |
| Insulin, dosage | 300431-39 |
| Integral tractor shovel loaders, wheel and track-laying type | 842951 |
| Integrated circuit parts | 854290 |
| Integrated circuits, electronic | 854210-60 |
| Inter-communication systems, telephone network | 851780 |
| Intercept equipment, radar | 852610 |
| Intercom systems, wire type (telephone) | 851780 |
| Interferometers for checking plane surfaces, optical | 903149 |
| Interior trade sales varnishes | 320810-90 |
| Interleaved carbon sets | 482040 |
| Interlining, collar, fusible, coated with gum or amylaceous substances | 590190 |
| Interlining, flax, woven | 530911-29 |
| Intermodal containers, sold separately | 860900 |
| Internal analgesics, dosage | 300410-90 |
| Internal combustion engine electrical characteristic testers | 903039 |
| Internal combustion engines, compression-ignition (diesel) | 840810-90 |
| Internal combustion engines, spark-ignition | 840710-90 |
| Internal cylindrical grinding machines, metal removing | 846021-29 |
| Internal fixation devices, medical | 902110 |
| Interphones, handset | 851711 |
| Interpreting machines, computer tape or punched cards | 847149-90 |
| Intracon | 300450-90 |
| Intraveneous feeding devices | 901890 |
| Inulin | 110820 |
| Invalid carriages, whether or not motorized or otherwise mechanically propelled | 871310-90 |
| Invalid cushions, plastics | 392690 |
| Invention models, to be used exclusively as models | 902300 |
| Invert sugar and syrups derived from sugar cane or sugar beets | 170290 |
| Invert sugar parenteral solution | 300450-90 |
| Inverters, electric (rectifier) | 850440 |
| Investment scales (sensitivity of 5 centigrams or better) | 901600 |
| Invoice addressing machines | 847220 |
| Iodic acid | 281119 |
| Iodine | 280120 |
| Iodine-125 | 284440 |
| Iodine-131 | 284440 |
| Iodo-marin elixirs | 300450-90 |
| Iodobismitol | 300410-90 |
| Iodobismuthate of quinine | 300410-90 |
| Iodochlorhydroxyquin, dosage | 300410-90 |
| Iodoform preparations, bulk | 300310-90 |
| Iodohydroxyquinoline sulfonic acid preparations, bulk | 300310-90 |
| Iodopanoic acid | 300630 |
| Iodophthalein, soluble, preparations, bulk | 300310-90 |
| Iodopropanol sulfonate of sodium preparations, bulk | 300310-90 |
| Iolite, natural, gem quality, cut but unset | 710399 |
| Iolite, natural, gem quality, rough | 710310 |
| Ion-exchange resins in primary forms | 391400 |
| Ion-exchangers (excluding polymers of chapter 39) | 382490 |
| Ionic-beam machine parts | 846693 |
| Ionic-beam or plasma arc machines, metal removing | 845699 |
| Ionones | 291423 |
| Ipecac preparations, bulk | 300310-90 |
| Ipecac, dosage | 300410-90 |
| Ipral calcium preparations, bulk | 300310-90 |
| Ipral calcium, dosage, preparations | 300410-90 |
| Ipral sodium preparations, bulk | 300310-90 |
| Ipral sodium, dosage, preparations | 300410-90 |
| Iptal pediatric (piptal with phenobarbital) | 300450-90 |
| Iridium ores and concentrates | 261690 |
| Iridium waste and scrap | 711292 |
| Iridium, in semimanufactured forms, including alloys | 711049 |
| Iridium, unwrought or partly worked, including alloys | 711041 |
| Iridium-192 | 284440 |
| Iris bulbs, dormant | 060110 |
| Iris bulbs, in growth or in flower | 060120 |
| Irish crochet, lace, handmade, cotton | 580430 |
| Irish potatoes, fresh or chilled | 070190 |
| Iroko lumber, rough, dressed or worked, whether or not treated for long-term preservation, thickness exceeding 6mm | 440799 |
| Iron (ii) hydroxides (ferric hydroxide), unmixed | 282110 |
| Iron alum preparations, bulk | 300310-90 |
| Iron alycerol phosphate | 291900 |
| Iron ammonium citrate, dosage | 300450-90 |
| Iron and arsenic, dosage | 300410-90 |
| Iron and arsenic, preparations, bulk | 300310-90 |
| Iron blue | 320643 |
| Iron cacodylate | 293100 |
| Iron cacodylate preparations, bulk | 300310-90 |
| Iron cacodylate, dosage | 300450-90 |
| Iron chloride | 282733 |
| Iron glycerophosphate preparations, bulk | 300310-90 |
| Iron glycerophosphate, dosage | 300450-90 |
| Iron hydroxides, pigment grade | 320649 |
| Iron hypophosphite | 283510 |
| Iron hypophosphite preparations, bulk | 300310-90 |
| Iron i hydroxide (ferrous hydroxide), unmixed | 282110 |
| Iron lactate preparations, bulk | 300310-90 |
| Iron lactate, dosage | 300450-90 |
| Iron lungs | 901920 |
| Iron of potassium citrate preparations, bulk | 300310-90 |
| Iron ore, concentrated or sintered | 260111-12 |
| Iron ores and concentrates, not roasted pyrites | 260111-12 |
| Iron orthophosphate | 283529 |
| Iron orthophosphate preparations, bulk | 300310-90 |
| Iron oxalate | 291711 |
| Iron oxide (ferric oxide), unmixed | 282110 |
| Iron oxides, micaceous, natural | 253090 |
| Iron oxides, pigment grade | 320649 |
| Iron perchloride | 282749 |
| Iron phosphate | 283529 |
| Iron pyrites, cupreous | 250200 |
| Iron pyrites, roasted | 260120 |
| Iron pyrites, unroasted | 250200 |
| Iron pyrophosphate | 283529 |
| Iron pyrophosphate, bulk, medicinal | 300310-90 |
| Iron sulfate | 283329 |
| Iron sulfide, artificial | 283090 |
| Iron thioarsenide | 253090 |
| Iron waste and scrap | 720410 |
| Iron, arsenic and phosphorous, dosage | 300450-90 |
| Iron, arsenic and phosphorus, bulk | 300310-90 |
| Iron-on-patches, of textile fibers, not ornamented, not knit | 621710 |
| Ironbark lumber, rough, dressed or worked, whether or not treated for long-term preservation, thickness exceeding 6mm | 440799 |
| Ironing board covers, asbestos | 681290 |
| Ironing boards and tables, of wood | 442190 |
| Ironing machines, household and laundry type | 845130 |
| Irons for ironing clothes etc., electric | 851640 |
| Irons, branding | 820559 |
| Irons, soldering, nonelectric | 820559 |
| Irrigation equipment | 842481 |
| Irrigation pumps, (oil cushion) reciprocating positive displacement | 841350 |
| Isinglass | 350300 |
| Iso-iodeikon preparations, bulk | 300310-90 |
| Iso-nicotinic acid hydrazide preparations, bulk | 300310-90 |
| Iso-nicotinic acid hydrazide, dosage | 300410-90 |
| Iso-octanol | 290516 |
| Isoamyl bromide | 290330 |
| Isoamyl iodide | 290330 |
| Isoamyl phthalate | 291739 |
| Isoborneol | 290619 |
| Isobutane, gaseous | 271129 |
| Isobutane, liquefied | 271113 |
| Isobutanol (isobutyl alcohol) | 290514 |
| Isobutene-isoprene (utyl rubber (iir) | 400231 |
| Isobutyl acetate | 291534 |
| Isobutyl alcohol (isobutanol) | 290514 |
| Isobutyl allyl barbituric acid preparations, bulk | 300310-90 |
| Isobutyl benzoate | 291631 |
| Isobutyl bromide | 290330 |
| Isobutyl phenylacetate | 291634-35 |
| Isobutyl vinyl ether | 290919 |
| Isobutylene | 290123 |
| Isobutyraldehyde | 291219 |
| Isobutyric acid | 291560 |
| Isobutyronitrile | 292690 |
| Isodulcit preparations, bulk | 300310-90 |
| Isoeugenol | 290629 |
| Isolates, vegetable protein | 350400 |
| Isoniazid preparations, bulk | 300310-90 |
| Isoniazid, dosage | 300410-90 |
| Isophthalic acid | 291739 |
| Isoprene | 290124 |
| Isoprene rubber ir | 400260 |
| Isopropanol (isopropyl alcohol) | 290512 |
| Isopropenyl acetate | 291539 |
| Isopropoxydiphenylamine | 292144 |
| Isopropyl acetate | 291539 |
| Isopropyl adrenalin sulfate preparations, bulk | 300310-90 |
| Isopropyl alcohol (isopropanol) | 290512 |
| Isopropyl benzene (cumene) | 290270 |
| Isopropyl bromide | 290330 |
| Isopropyl ether | 290919 |
| Isopropyl palmitate | 291570 |
| Isopropylacetone | 291419 |
| Isopropylamine | 292119 |
| Isoproterenol hydrochloride 0 25 per cent in a propellant mixture | 300450-90 |
| Isoquinoline | 293349 |
| Isosafrole | 293291 |
| Isothiocyanates | 293090 |
| Isotopes, radioactive, n.e.s.o.i.. | 284440 |
| Isotopes, stable, and their compounds, n.e.s.o.i. | 284590 |
| Isotopic separation, machinery and apparatus, and parts thereof | 840120 |
| Istle (ixtle) fabric, woven | 531100 |
| Istle waste | 530490 |
| Istle yarn | 530890 |
| Istle, fiber, unspun | 530410 |
| Istle, used primarily in brooms or brushes | 140300 |
| Ivory jewelry (except set in precious metal) | 711790 |
| Ivory soap | 340111 |
| Ivory worked, articles, n.e.s.o.i. | 960110 |
| Ivory worked, cigarette boxes | 960110 |
| Ivory worked, piano key tops | 960110 |
| Ivory worked, plaques | 960110 |
| Ivory worked, powder boxes | 960110 |
| Ivory worked, scrimshaw carvings | 960110 |
| Ivory, powder and waste | 050710 |
| Ivory, unworked | 050710 |
| Ivory, vegetable (corozo) used for carving | 140490 |
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