US HTS CODE | Harmonized Tariff Schedule HS code & Tariffs Search Service (2025 HTS Revision 16 (07/01/2025))

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Harmonized Tariff Schedule (2025 HTS Revision 16 (07/01/2025))

Heading	Duty(general)	Article Description	Compare Code
2526.20.00.00	Free	Crushed or powdered	--
2528.00.00	Free	Natural borates and concentrates thereof (whether or not calcined), but not including borates separated from natural brine; natural boric acid containing not more than 85 percent of H₃BO₃ calculated on the dry weight	vs-2526200000
2528.00.00.05	Free	Natural sodium borates and concentrates thereof (whether or not calcined)	vs-25280000
2528.00.00.10	Free	Natural calcium borates	vs-2528000005
2528.00.00.50	Free	Other	vs-2528000010
2529		Feldspar; leucite, nepheline and nepheline syenite; fluorspar:	vs-2528000050
2529.10.00.00	Free	Feldspar Fluorspar:	vs-2529
2529.21.00.00	Free	Containing by weight 97 percent or less of calcium fluoride	vs-2529100000
2529.22.00.00	Free	Containing by weight more than 97 percent of calcium fluoride	vs-2529210000
2529.30.00	Free	Leucite; nepheline and nepheline syenite	vs-2529220000
2529.30.00.10	Free	Nepheline syenite	vs-25293000
2529.30.00.50	Free	Other	vs-2529300010
2530		Mineral substances not elsewhere specified or included:	vs-2529300050
2530.10.00.00	Free	Vermiculite, perlite and chlorites, unexpanded	vs-2530
2530.20		Kieserite, epsom salts (natural magnesium sulfates):	vs-2530100000
2530.20.10.00	Free	Kieserite	vs-253020
2530.20.20.00	Free	Epsom salts	vs-2530201000
2530.90		Other:	vs-2530202000
2530.90.10.00	Free	Natural cryolite; natural chiolite	vs-253090
2530.90.20.00	2.9%	Natural micaceous iron oxides	vs-2530901000