HS Chapter 28 — Inorganic chemicals; compounds of precious metals and rare-earth metals

HS chapter 28 (Inorganic chemicals; compounds of precious metals and rare-earth metals) covers 146 product categories in U.S. import records, with 478,363 bill-of-lading shipments. The most imported headings are Sodium hydroxide (Caustic soda), Hydrogen, rare gases and other nonmetals, and Artificial corundum, whether or not chemically defined.

Sourced from U.S. Customs bill of lading data · Updated monthly · Data through July 2026 · Chapter → heading → product, drill in for importers and suppliers

Headings in this chapter

HS	Heading	Products	Shipments
2815	Sodium hydroxide (Caustic soda)	4	65,224
2804	Hydrogen, rare gases and other nonmetals	11	62,962
2818	Artificial corundum, whether or not chemically defined	3	52,199
2811	Other inorganic acids and other inorganic oxygen compounds of nonmetals	5	39,311
2805	Alkali or alkaline-earth metals	5	32,154
2833	Sulfates	10	25,202
2835	Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates	8	24,268
2836	Carbonates	8	19,594
2842	Other salts of inorganic acids or peroxoacids (including aluminosilicates whether or not chemically defined), other than azides	2	13,276
2845	Isotopes other than those of heading 2844	1	12,370
2843	Colloidal precious metals	2	12,285
2816	Hydroxide and peroxide of magnesium	1	11,622
2817	HS 2817	1	10,923
2814	Ammonia, anhydrous or in aqueous solution	2	10,088
2827	Chlorides, chloride oxides and chloride hydroxides	10	9,681
2803	HS 2803	1	9,315
2825	Hydrazine and hydroxylamine and their inorganic salts	8	8,229
2821	Iron oxides and hydroxides	1	7,025
2823	HS 2823	1	5,497
2841	Salts of oxometallic or peroxometallic acids	6	4,512
2844	Radioactive chemical elements and radioactive isotopes (including the fissile or fertile chemical elements and isotopes) and their compounds	4	4,495
2801	Fluorine, chlorine, bromine and iodine	3	4,069
2809	Diphosphorus pentaoxide	1	3,440
2820	Manganese oxides	2	2,821
2846	Compounds, inorganic or organic, of rare-earth metals, of yttrium or of scandium, or of mixtures of these metals	2	2,239
2849	Carbides, whether or not chemically defined	3	2,215
2807	HS 2807	1	1,969
2806	Hydrogen chloride (Hydrochloric acid)	1	1,940
2834	Nitrites	3	1,816
2819	Chromium oxides and hydroxides	2	1,757
2847	HS 2847	1	1,520
2826	Fluorides	4	1,513
2810	HS 2810	1	1,367
2840	Borates	4	1,233
2832	Sulfites	2	1,178
2812	Halides and halide oxides of nonmetals	3	1,139
2839	Silicates	3	954
2828	Hypochlorites	2	947
2850	HS 2850	1	933
2808	HS 2808	1	931
2829	Chlorates and perchlorates	2	891
2831	Dithionites and sulfoxylates	1	611
2837	Cyanides, cyanide oxides and complex cyanides	2	607
2813	Sulfides of nonmetals	1	567
2830	Sulfides	2	543
2802	HS 2802	1	272
2853	Phosphides, whether or not chemically defined, excluding ferrophosphorous	1	234
2824	Lead oxides	1	218
2822	HS 2822	1	207