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HTS 2835Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates; polyphosphates, whether or not chemically defined

Product or HTS code

Rate lines12

Code	Description	General	Special	Column 2	Units	Calculate
2835.10.00.00	2835.10.00.00Phosphinates (hypophosphites) and phosphonates (phosphites)General 3.1% · Special Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) · Column 2 25% · kg	3.1%	Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	25%	kg
	Phosphates
2835.22.00.00	2835.22.00.00Of mono- or disodiumGeneral 1.4% · Special Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) · Column 2 6% · kg	1.4%	Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	6%	kg
2835.24.00.00	2835.24.00.00Of potassiumGeneral 3.1% · Special Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) · Column 2 25% · kg	3.1%	Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	25%	kg
2835.25.00.00	2835.25.00.00Calcium hydrogenorthophosphate ("Dicalcium phosphate")General Free · Column 2 25% · kg	Free		25%	kg
2835.26.00.00	2835.26.00.00Other phosphates of calciumGeneral Free · Column 2 25% · kg	Free		25%	kg
2835.29	2835.29Other
2835.29.10.00	2835.29.10.00Of aluminumGeneral Free · Column 2 25% · kg	Free		25%	kg
2835.29.20.00	2835.29.20.00Of triammoniumGeneral 1.5% · Special Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) · Column 2 8.5% · kg	1.5%	Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	8.5%	kg
2835.29.30.00	2835.29.30.00Of trisodiumGeneral 2.2% · Special Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) · Column 2 11.5% · kg	2.2%	Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	11.5%	kg
2835.29.51.00	2835.29.51.00OtherGeneral 4.1% · Special Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) · Column 2 25% · kg	4.1%	Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	25%	kg
	Polyphosphates
2835.31.00.00	2835.31.00.00Sodium triphosphate (Sodium tripolyphosphate)General 1.4% · Special Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) · Column 2 6% · kg	1.4%	Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	6%	kg
2835.39	2835.39Other
2835.39.10.00	2835.39.10.00Of potassiumGeneral 3.1% · Special Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) · Column 2 25% · kg	3.1%	Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	25%	kg
2835.39.50.00	2835.39.50.00OtherGeneral 3.7% · Special Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) · Column 2 25% · kg	3.7%	Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	25%	kg

2026 HTS Revision 21 (October 9, 2026)

Duty by country of origin

Rate line	China15.12% of imports	Canada14.83% of imports	Netherlands12.25% of imports	Germany12.19% of imports	Russia7.6% of imports	Belgium6.81% of imports	Thailand5.9% of imports	Israel4.43% of imports	France4.4% of imports	Japan3.66% of imports
2835.10.00.00Phosphinates (hypophosphites) and phosphonates (phosphites)	40.6%9903.05.319903.88.03	13.1%9903.05.29	10%9903.05.39	10%9903.05.39	37.5%9903.05.66	10%9903.05.39	15.6%9903.05.77	15.6%9903.05.47	10%9903.05.39	12.5%9903.05.49
2835.22.00.00Of mono- or disodium	38.9%9903.05.319903.88.03	11.4%9903.05.29	10%9903.05.39	10%9903.05.39	47.5%9903.05.669903.90.08	10%9903.05.39	13.9%9903.05.77	13.9%9903.05.47	10%9903.05.39	12.5%9903.05.49
2835.24.00.00Of potassium	From 40.6%9903.05.319903.88.03AD/CVD may apply	13.1%9903.05.29	10%9903.05.39	10%9903.05.39	37.5%9903.05.66	10%9903.05.39	15.6%9903.05.77	15.6%9903.05.47	10%9903.05.39	12.5%9903.05.49
2835.25.00.00Calcium hydrogenorthophosphate ("Dicalcium phosphate")	37.5%9903.05.319903.88.03	10%9903.05.29	10%9903.05.39	10%9903.05.39	37.5%9903.05.66	10%9903.05.39	12.5%9903.05.77	12.5%9903.05.47	10%9903.05.39	12.5%9903.05.49
2835.26.00.00Other phosphates of calcium	37.5%9903.05.319903.88.03	10%9903.05.29	10%9903.05.39	10%9903.05.39	37.5%9903.05.66	10%9903.05.39	12.5%9903.05.77	12.5%9903.05.47	10%9903.05.39	12.5%9903.05.49
2835.29.10.00Of aluminum	37.5%9903.05.319903.88.03	10%9903.05.29	10%9903.05.39	10%9903.05.39	37.5%9903.05.66	10%9903.05.39	12.5%9903.05.77	12.5%9903.05.47	10%9903.05.39	12.5%9903.05.49
2835.29.20.00Of triammonium	39%9903.05.319903.88.03	11.5%9903.05.29	10%9903.05.39	10%9903.05.39	21%9903.05.66	10%9903.05.39	14%9903.05.77	14%9903.05.47	10%9903.05.39	12.5%9903.05.49
2835.29.30.00Of trisodium	39.7%9903.05.319903.88.03	12.2%9903.05.29	10%9903.05.39	10%9903.05.39	24%9903.05.66	10%9903.05.39	14.7%9903.05.77	14.7%9903.05.47	10%9903.05.39	12.5%9903.05.49
2835.29.51.00Other	41.6%9903.05.319903.88.03	14.1%9903.05.29	10%9903.05.39	10%9903.05.39	37.5%9903.05.66	10%9903.05.39	16.6%9903.05.77	16.6%9903.05.47	10%9903.05.39	12.5%9903.05.49
2835.31.00.00Sodium triphosphate (Sodium tripolyphosphate)	38.9%9903.05.319903.88.03	11.4%9903.05.29	10%9903.05.39	10%9903.05.39	47.5%9903.05.669903.90.08	10%9903.05.39	13.9%9903.05.77	13.9%9903.05.47	10%9903.05.39	12.5%9903.05.49
2835.39.10.00Of potassium	From 40.6%9903.05.319903.88.03AD/CVD may apply	13.1%9903.05.29	10%9903.05.39	10%9903.05.39	37.5%9903.05.66	10%9903.05.39	15.6%9903.05.77	15.6%9903.05.47	10%9903.05.39	12.5%9903.05.49
2835.39.50.00Other	From 41.2%9903.05.319903.88.03AD/CVD may apply	13.7%9903.05.29	10%9903.05.39	10%9903.05.39	37.5%9903.05.66	10%9903.05.39	16.2%9903.05.77	16.2%9903.05.47	10%9903.05.39	12.5%9903.05.49

Total duty on a $10,000 ocean shipment entered 2026-10-13, before customs fees. Origins are the leading sources of US imports under this heading in 2025 (US Census Bureau).