NOW FOR USA HTS Harmonized Tariff Schedule (2025 HTS Revision 25 (10/13/2025))
OPEN OR CLOSE CATEGORIES AND COLLECT HTS CODE FOR LOGIN USER

Harmonized Tariff Schedule (2025 HTS Revision 25 (10/13/2025))

Search Key:sodium hydroxide

Heading Duty(general) Duty(china) Article Description Compare Code
2815 Sodium hydroxide (Caustic soda); potassium hydroxide (Caustic potash); peroxides of sodium or potassium:
Sodium hydroxide (Caustic soda):
--
9902.09.83 Free Formulated fungicide kit consisting of individual packs of tetra-n-butylammonium fluoride (CAS No. 87749-50-6), dimethylsulfoxide (CAS No. 67-68-5), 2-(butyldimethylsilyl)-1-methylcyclopropanol-1-methanesulfonate (CAS No. 1446996-86-6), and sodium hydroxide solution (CAS No. 1310-73-2) (provided for in subheading 3808.92.50) vs-2815
1901.90.28.00 0.37¢/kg Dry mixtures containing less than 31 percent by weight of butterfat and consisting of not less than 17.5 percent by weight each of sodium caseinate, butterfat, whey solids containing over 5.5 percent by weight of butterfat, and dried whole milk, but not containing dried milk, dried whey or dried buttermilk any of which contain 5.5 percent or less by weight of butterfat vs-99020983
2501.00.00.00 Free Salt (including table salt and denatured salt) and pure sodium chloride, whether or not in aqueous solution or containing added anti-caking or free-flowing agents; sea water vs-1901902800
2522 Quicklime, slaked lime and hydraulic lime, other than calcium oxide and hydroxide of heading 2825: vs-2501000000
2528.00.00.05 Free Natural sodium borates and concentrates thereof (whether or not calcined) vs-2522
2805.11.00.00 5.3% Sodium vs-2528000005
2815.20.00 Free Potassium hydroxide (Caustic potash) vs-2805110000
2816 Hydroxide and peroxide of magnesium; oxides, hydroxides and peroxides, of strontium or barium: vs-28152000
2818 Artificial corundum, whether or not chemically defined; aluminum oxide; aluminum hydroxide: vs-2816
2825.20.00.00 3.7% Lithium oxide and hydroxide vs-2818
2826.19.20.00 3.7% Of sodium vs-2825200000
2827.51.00.00 Free Bromides of sodium or of potassium vs-2826192000
2829.11.00.00 Free Of sodium vs-2827510000
2830.10.00.00 3.7% Sodium sulfides vs-2829110000
2831.10 Of sodium: vs-2830100000
2832.10.00.00 1.5% Sodium sulfites vs-283110
2833 Sulfates; alums; peroxosulfates (persulfates):
Sodium sulfates:
vs-2832100000
2834.10.10.00 5.5% Of sodium vs-2833
2835.31.00.00 1.4% Sodium triphosphate (Sodium tripolyphosphate) vs-2834101000