NOW FOR USA HTS Harmonized Tariff Schedule (2025 HTS Revision 10 (04/14/2025))
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Harmonized Tariff Schedule (2025 HTS Revision 10 (04/14/2025))

Heading Duty(general) Duty(china) Article Description Compare Code
9902.01.19 Free    Medium oil fractions containing more than 50 percent by weight of isohexadecane (CAS No. 93685-80-4) (provided for in subheading 2710.19.90) --
9902.01.20 2.5%    Sodium, containing more than 200 ppm of calcium (CAS No. 7440-23-5) (provided for in subheading 2805.11.00) vs-99020119
9902.01.21 0.7%    Sodium, containing not more than 200 ppm of calcium (CAS No. 7440-23-5) (provided for in subheading 2805.11.00) vs-99020120
9902.01.22 Free    Nitrosylsulfuric acid (CAS. No. 7782-78-7) (provided for in subheading 2811.19.61) vs-99020121
9902.01.23 Free    Hypophosphorous acid 50% (phosphinic acid) (CAS No. 6303-21-5) (provided for in subheading 2811.19.61) vs-99020122
9902.01.24 Free    Sulfamic acid (CAS No. 5329-14-6) (provided for in subheading 2811.19.61) vs-99020123
9902.01.25 Free    Dihydrogen hexafluorozirconate(2-) (Hexafluorozirconic acid) (CAS No. 12021-95-3) (provided for in subheading 2811.19.61) vs-99020124
9902.01.26 Free    Dioxosilane (Silicon dioxide amorphous) (CAS No. 7631-86-9) entirely spherical micro-spheres of mean particle size of 0.005 mm or smaller, uniform particle size with a uniformity coefficient of 1.65 or less, trace metal impurities less than 70 ppm, specific electrical resistance of 50,000 Ohm cm (provided for in subheading 2811.22.10) vs-99020125
9902.01.27 Free    Dioxosilane (Silicon dioxide amorphous) (CAS No. 7631-86-9) entirely spherical micro-spheres of mean particle size of between 0.007 and 0.020 mm, uniform particle size with a uniformity coefficient of 1.65 or less, trace metal impurities less than 70 ppm, specific electrical resistance of 50,000 Ohm cm (provided for in subheading 2811.22.10) vs-99020126
9902.01.28 Free    Dioxosilane (Silicon dioxide amorphous) (CAS No. 7631-86-9) presented in the form of entirely spherical micro-spheres, certified by the importer as having a mean particle size of between 0.046 and 0.054 mm, uniform particle size with a uniformity coefficient of 1.65 or less and specific electrical resistance of 50,000 Ohm cm or more (provided for in subheading 2811.22.10) vs-99020127
9902.01.29 Free    Silicon dioxide amorphous, certified by the importer as comprising entirely spherical micro-spheres with mean particle size of 28 to 45 micrometers (µm) and surface area 600 to 800 m²/g (CAS No. 7631-86-9) (provided for in subheading 2811.22.10) vs-99020128
9902.01.30 Free    Amorphous silicon dioxide micro-spheres of mean particle size of 0.050-0.100 mm, and specific electrical resistance of 50,000 Ohm cm or more (CAS No. 7631-86-9) (provided for in subheading 2811.22.10) vs-99020129
9902.01.31 Free    Amorphous silicon dioxide micro-spheres of mean particle size 0.003-0.018 mm, linseed oil absorption 30-40 ml/g, surface area less than 80 m²/g, and pore volume less than 0.1 ml/g (CAS No. 7631-86-9) (provided for in subheading 2811.22.10) vs-99020130
9902.01.32 Free    Entirely spherical silicon dioxide micro-spheres, certified by the importer as having mean particle size of 3 to 18 micrometers (µm), linseed oil absorption 150 to 400 ml/g, microbial count less than 100 cfu/g, mold count less than 100 cfu/g, heavy metals less than 20 ppm, surface area 300 to 800 m²/g and pore volume of 0.8 to 2.5 ml/g (CAS No. 7631-86-9) (provided for in subheading 2811.22.10) vs-99020131
9902.01.33 Free    Thionyl chloride (CAS No. 7719-09-7) (provided for in subheading 2812.17.00) vs-99020132
9902.01.34 Free    Chromium(III) oxide (CAS No. 1308-38-9) (provided for in subheading 2819.90.00) vs-99020133
9902.01.35 2.1%    Iron(III) oxide (Pigment red 101) (CAS No. 1309-37-1) (provided for in subheading 2821.10.00) vs-99020134
9902.01.36 2.7%    Hydroxylamine (CAS No. 7803-49-8) (provided for in subheading 2825.10.00) vs-99020135
9902.01.37 Free    Hydroxylamine sulfate (bis(hydroxylammonium) sulfate) (CAS No. 10039-54-0) (provided for in subheading 2825.10.00) vs-99020136
9902.01.38 Free    Hydrazine, 64 percent solution in water (CAS No. 302-01-2) (provided for in subheading 2825.10.00) vs-99020137