39 3901 Polymers of ethylene, in primary forms: 3901.10 Polyethylene having a specific gravity of less than 0.94: 3901.10.0010 Linear low density polyethylene resins........... kg 3901.10.0020 Low density polyethylene resins other than linear........................................... kg 3901.10.0030 Medium density polyethylene resins............... kg 3901.20.0000 Polyethylene having a specific gravity of 0.94 or more............................................. kg 3901.30.0000 Ethylene-vinyl acetate copolymers................... kg 3901.90 Other: 3901.90.1000 Elastomeric...................................... kg 3901.90.5000 Other............................................ kg 3902 Polymers of propylene or of other olefins, in primary forms: 3902.10.0000 Polypropylene....................................... kg 3902.20 Polyisobutylene: 3902.20.1000 Elastomeric...................................... kg 3902.20.5000 Other............................................ kg 3902.30.0000 Propylene copolymers................................ kg 3902.90 Other: 3902.90.0010 Polybutylene..................................... kg 3902.90.0050 Other............................................ kg 3903 Polymers of styrene, in primary forms: Polystyrene: 3903.11.0000 Expandable....................................... kg 3903.19.0000 Other............................................ kg 3903.20.0000 Styrene-acrylonitrile (SAN) copolymers.............. kg 3903.30.0000 Acrylonitrile-butadiene-styrene (ABS) copolymers.... kg 3903.90.0000 Other............................................... kg 3904 Polymers of vinyl chloride or of other halogenated olefins, in primary forms: 3904.10.0000 Polyvinyl chloride, not mixed with any other substances.......................................... kg Other polyvinyl chloride: 3904.21.0000 Nonplasticized................................... kg 3904.22.0000 Plasticized...................................... kg 3904.30.0000 Vinyl chloride-vinyl acetate copolymers............. kg 3904.40.0000 Other vinyl chloride copolymers..................... kg 3904.50.0000 Vinylidene chloride polymers........................ kg Fluoro-polymers: 3904.61.0000 Polytetrafluoroethylene (PTFE)................... kg 3904.69 Other: 3904.69.1000 Elastomeric................................... kg 3904.69.5000 Other......................................... kg 3904.90.0000 Other............................................... kg 3905 Polymers of vinyl acetate or of other vinyl esters, in primary forms; other vinyl polymers in primary forms: Polymers of vinyl acetate: 3905.11.0000 In aqueous dispersion............................ kg 3905.19.0000 Other............................................ kg 3905.20.0000 Polyvinyl alcohols, whether or not containing unhydrolyzed acetate groups......................... kg 3905.90 Other: 3905.90.1000 Containing by weight 50 percent or more of de- rivatives of vinyl acetate....................... kg 3905.90.5000 Other............................................ kg 3906 Acrylic polymers in primary forms: 3906.10.0000 Polymethyl methacrylate............................. kg 3906.90 Other: 3906.90.1000 Elastomeric...................................... kg 3906.90.6000 Other............................................ kg 3907 Polyacetals, other polyethers and epoxide resins, in primary forms; polycarbonates, alkyd resins, polyallyl esters, and other polyesters, in primary forms: 3907.10.0000 Polyacetals......................................... kg 3907.20.0000 Other polyethers.................................... kg 3907.30.0000 Epoxide resins...................................... kg 3907.40.0000 Polycarbonates...................................... kg 3907.50.0000 Alkyd resins........................................ kg 3907.60.0000 Polyethylene terephthalate.......................... kg Other polyesters: 3907.91.0000 Unsaturated...................................... kg 3907.99.0000 Saturated........................................ kg 3908 Polyamides in primary forms. 3908.10.0000 Polyamide-6, -11, -12, -6,6, -6,9, -6,10 or -6,12 (nylon type)........................................ kg 3908.90.0000 Other............................................... kg 3909 Amino-resins, phenolic resins and polyurethanes, in primary forms: 3909.10.0000 Urea resins; thiourea resins........................ kg 3909.20.0000 Melamine resins..................................... kg 3909.30.0000 Other amino-resins.................................. kg 3909.40.0000 Phenolic resins..................................... kg 3909.50 Polyurethanes: 3909.50.1000 Elastomeric...................................... kg 3909.50.6000 Other............................................ kg 3910.00.0000 Silicones in primary forms............................. kg 3911 Petroleum resins; coumarone-indene resins polyterpenes, polysulfides, polysulfones and other products specified in note 3 to this chapter, not elsewhere specified or included, in primary forms: 3911.10.0000 Petroleum resins, coumarone, indene or coumarone-indene resins; polyterpenes............... kg 3911.90 Other: 3911.90.1000 Elastomeric...................................... kg 3911.90.6000 Other............................................ kg 3912 Cellulose and its chemical derivatives, not elsewhere specified or included, in primary forms: Cellulose acetates: 3912.11.0000 Nonplasticized................................... kg 3912.12.0000 Plasticized...................................... kg 3912.20.0000 Cellulose nitrates (including collodions)........... kg Cellulose ethers: 3912.31.0000 Carboxymethylcellulose and its salts............. kg 3912.39.0000 Other............................................ kg 3912.90.0000 Other............................................... kg 3913 Natural polymers (for example, alginic acid) and modified natural polymers (for example, hardened proteins, chemical derivatives of natural rubber), not elsewhere specified or included, in primary forms: 3913.10.0000 Alginic acid, its salts and esters.................. kg 3913.90 Other: 3913.90.1000 Chemical derivatives of natural rubber........... kg 3913.90.8000 Other............................................ kg 3914.00.0000 Ion-exchangers based on polymers of headings 3901 to 3913, in primary forms................................. kg 3915 Waste, parings and scrap, of plastics: 3915.10.0000 Of polymers of ethylene............................. kg 3915.20.0000 Of polymers of styrene.............................. kg 3915.30.0000 Of polymers of vinyl chloride....................... kg 3915.90.0000 Of other plastics................................... kg 3916 Monofilament of which any cross-sectional dimension exceeds 1 mm (0.04 in.), rods, sticks and profile shapes, whether or not surface-worked but not otherwise worked, of plastics: 3916.10.0000 Of polymers of ethylene............................. kg 3916.20.0000 Of polymers of vinyl chloride....................... kg 3916.90 Of other plastics: 3916.90.1000 Of acrylic polymers.............................. kg Other: 3916.90.2000 Racket strings................................ m 3916.90.6000 Other......................................... kg 3917 Tubes, pipes and hoses, and fittings therefor (for example, joints, elbows, flanges), of plastics: 3917.10.0000 Artificial guts (sausage casings) of hardened protein or of cellulosic plastic materials.......... kg Tubes, pipes and hoses, rigid: 3917.21.0000 Of polymers of ethylene.......................... kg 3917.22.0000 Of polymers of propylene......................... kg 3917.23.0000 Of polymers of vinyl chloride.................... kg 3917.29 Of other, plastics: 3917.29.0050 Less than 200 mm in length.................... Thsnds 3917.29.0090 Other......................................... kg Other tubes, pipes and hoses: 3917.31.0000 Flexible tubes, pipes and hoses, having a minimum burst pressure of 27.6 MPa............... kg 3917.32.0000 Other, not reinforced or otherwise combined with other materials, without fittings................ kg 3917.33.0000 Other, not reinforced or otherwise combined with other materials, with fittings................... kg 3917.39.0000 Other............................................ kg 3917.40.0000 Fittings............................................ kg 3918 Floor coverings of plastics, whether or not self-adhesive, in rolls or in the form of tiles; wall or ceiling coverings of plastics, as defined in note 9 to this chapter: 3918.10 Of polymers of vinyl chloride: Floor coverings: 3918.10.1000 Vinyl tile.................................... m2 3918.10.2000 Other......................................... m2 3918.10.6000 Wall or ceiling coverings........................ m2 3918.90 Of other plastics: 3918.90.1000 Floor coverings.................................. m2 3918.90.6000 Wall or ceiling coverings........................ m2 3919 Self-adhesive plates, sheets, film, foil, tape, strip and other flat shapes, of plastics, whether or not in rolls: 3919.10 In rolls of a width not exceeding 20 cm (8 in.): 3919.10.1000 Having a light-reflecting surface produced in whole or in part by glass grains (ballotini)..... X Other: 3919.10.2010 Filament reinforced tape...................... m2 3919.10.2020 Electrical tape............................... m2 Other: Transparent tape, not exceeding 55 meters in length: 3919.10.2030 Not exceeding 5 cm in width............. m2 3919.10.2040 Other................................... m2 3919.10.2055 Other...................................... m2 3919.90 Other: 3919.90.1000 Having a light-reflecting surface produced in whole or in part by glass grains (ballotini)..... kg Other: 3919.90.5010 Reflectorized sheeting........................ m2 3919.90.5020 Filament reinforced tape...................... m2 3919.90.5030 Electrical tape............................... m2 3919.90.5040 Transparent tape.............................. m2 3919.90.5060 Other......................................... m2 3920 Other plates, sheets, film, foil and strip, of plastics, non-cellular and not reinforced, laminated, supported or similarly combined with other materials: 3920.10.0000 Of polymers of ethylene............................. kg 3920.20.0000 Of polymers of propylene............................ kg 3920.30.0000 Of polymers of styrene.............................. kg Of polymers of vinyl chloride: 3920.41.0000 Rigid............................................ kg 3920.42.0000 Flexible......................................... kg Of acrylic polymers: 3920.51.0000 Of polymethyl methacrylate....................... kg 3920.59.0000 Other............................................ kg Of polycarbonates, alkyd resins, polyallyl esters or other polyesters: 3920.61.0000 Of polycarbonates................................ kg 3920.62.0000 Of polyethylene terephthalate.................... kg 3920.63.0000 Of unsaturated polyesters........................ kg 3920.69.0000 Of other polyesters.............................. kg Of cellulose or its chemical derivatives: 3920.71.0000 Of regenerated cellulose......................... kg 3920.72.0000 Of vulcanized fiber.............................. kg 3920.73.0000 Of cellulose acetate............................. kg 3920.79.0000 Of other cellulose derivatives................... kg Of other plastics: 3920.91.0000 Of polyvinyl butyral............................. kg 3920.92.0000 Of polyamides.................................... kg 3920.93.0000 Of amino-resins.................................. kg 3920.94.0000 Of phenolic resins............................... kg 3920.99.0000 Of other plastics................................ kg 3921 Other plates, sheets, film, foil and strip, of plastics: Cellular: 3921.11.0000 Of polymers of styrene........................... kg 3921.12.0000 Of polymers of vinyl chloride.................... m2 3921.13.0000 Of polyurethanes................................. X 3921.14.0000 Of regenerated cellulose......................... kg 3921.19.0000 Of other plastic................................. kg