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HTS 3104Mineral or chemical fertilizers, potassic

Product or HTS code

Rate lines4

Code	Description	General	Special	Column 2	Units	Calculate
3104.20.00	3104.20.00Potassium chlorideGeneral Free · Column 2 Free	Free		Free
3104.20.00.10	3104.20.00.10Containing not more than 62 percent by weight of potassium oxide (K2O)General Free · Column 2 Free · t	Free		Free	t
3104.20.00.50	3104.20.00.50Containing more than 62 percent by weight of potassium oxide (K2O)General Free · Column 2 Free · t	Free		Free	t
3104.30.00.00	3104.30.00.00Potassium sulfateGeneral Free · Column 2 Free · t	Free		Free	t
3104.90.01.00	3104.90.01.00OtherGeneral Free · Column 2 Free · t	Free		Free	t

2026 HTS Revision 21 (October 9, 2026)

Duty by country of origin

Rate line	Canada85.16% of imports	Russia9.13% of imports	Israel3.02% of imports	Germany1.52% of imports	Belgium0.37% of imports	United Kingdom0.23% of imports	Chile0.18% of imports	Netherlands0.09% of imports	Japan0.06% of imports	India0.05% of imports
3104.20.00.10Containing not more than 62 percent by weight of potassium oxide (K2O)	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%
3104.20.00.50Containing more than 62 percent by weight of potassium oxide (K2O)	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%
3104.30.00.00Potassium sulfate	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%
3104.90.01.00Other	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%

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).