NOW FOR USA HTS Harmonized Tariff Schedule (2025 HTS Revision 22 (09/09/2025))
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Harmonized Tariff Schedule (2025 HTS Revision 22 (09/09/2025))

Heading Duty(general) Duty(china) Article Description Compare Code
2837.19.01.15 Free  The duty provided in the applicable subheading + 7.5%  Calcium cyanide --
2837.19.01.25 Free  The duty provided in the applicable subheading + 7.5%  Other vs-2837190115
2837.20     Complex cyanides: vs-2837190125
2837.20.10.00 1.1%  The duty provided in the applicable subheading + 25%  Potassium ferricyanide vs-283720
2837.20.51.00 1.7%  The duty provided in the applicable subheading + 25%  Other vs-2837201000
2839     Silicates; commercial alkali metal silicates:
Of sodium:
vs-2837205100
2839.11.00.00 1.1%  The duty provided in the applicable subheading + 25%  Sodium metasilicates vs-2839
2839.19.00.00 1.1%  The duty provided in the applicable subheading + 25%  Other vs-2839110000
2839.90     Other: vs-2839190000
2839.90.10.00 3.1%  The duty provided in the applicable subheading + 25%  Of potassium vs-283990
2839.90.50.00 3.1%  The duty provided in the applicable subheading + 25%  Other vs-2839901000
2840     Borates; peroxoborates (perborates):
Disodium tetraborate (refined borax):
vs-2839905000
2840.11.00.00 0.3%  The duty provided in the applicable subheading + 25%  Anhydrous vs-2840
2840.19.00.00 0.1%  The duty provided in the applicable subheading + 25%  Other vs-2840110000
2840.20.00.00 3.7%  The duty provided in the applicable subheading + 25%  Other borates vs-2840190000
2840.30.00 3.7%  The duty provided in the applicable subheading + 25%  Peroxoborates (perborates) vs-2840200000
2840.30.00.10 3.7%  The duty provided in the applicable subheading + 25%  Sodium perborate vs-28403000
2840.30.00.50 3.7%  The duty provided in the applicable subheading + 25%  Other vs-2840300010
2841     Salts of oxometallic or peroxometallic acids: vs-2840300050
2841.30.00.00 2.4%  The duty provided in the applicable subheading + 25%  Sodium dichromate vs-2841