NOW FOR USA HTS Harmonized Tariff Schedule (2025 Basic Edition)
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Harmonized Tariff Schedule (2025 Basic Edition)

Heading Duty(general) Duty(china) Article Description Compare Code
2835.25.00.00 Free  The duty provided in the applicable subheading + 25%  Calcium hydrogenorthophosphate ("Dicalcium phosphate") --
2835.26.00.00 Free  The duty provided in the applicable subheading + 25%  Other phosphates of calcium vs-2835250000
2835.29     Other: vs-2835260000
2835.29.10.00 Free  The duty provided in the applicable subheading + 25%  Of aluminum vs-283529
2835.29.20.00 1.5%  The duty provided in the applicable subheading + 25%  Of triammonium vs-2835291000
2835.29.30.00 2.2%  The duty provided in the applicable subheading + 25%  Of trisodium vs-2835292000
2835.29.51.00 4.1%  The duty provided in the applicable subheading + 25%  Other
Polyphosphates:
vs-2835293000
2835.31.00.00 1.4%  The duty provided in the applicable subheading + 25%  Sodium triphosphate (Sodium tripolyphosphate) vs-2835295100
2835.39     Other: vs-2835310000
2835.39.10.00 3.1%  The duty provided in the applicable subheading + 25%  Of potassium vs-283539
2835.39.50.00 3.7%  The duty provided in the applicable subheading + 25%  Other vs-2835391000
2836     Carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate: vs-2835395000
2836.20.00.00 1.2%  The duty provided in the applicable subheading + 25%  Disodium carbonate vs-2836
2836.30.00.00 Free  The duty provided in the applicable subheading + 25%  Sodium hydrogencarbonate (Sodium bicarbonate) vs-2836200000
2836.40     Potassium carbonates: vs-2836300000
2836.40.10.00 1.9%  The duty provided in the applicable subheading + 25%  Dipotassium carbonate vs-283640
2836.40.20.00 1.3%  The duty provided in the applicable subheading + 25%  Potassium hydrogencarbonate (Potassium bicarbonate) vs-2836401000
2836.50.00.00 Free  The duty provided in the applicable subheading + 25%  Calcium carbonate vs-2836402000
2836.60.00.00 2.3%  The duty provided in the applicable subheading + 25%  Barium carbonate
Other:
vs-2836500000
2836.91.00 3.7%  The duty provided in the applicable subheading + 25%  Lithium carbonates vs-2836600000