HS Chapter 38 — Miscellaneous chemical products

HS chapter 38 (Miscellaneous chemical products) covers 70 product categories in U.S. import records, with 340,357 bill-of-lading shipments. The most imported headings are Residual products of the chemical or allied industries, Prepared binders for foundry molds or cores, and Artificial graphite.

Sourced from U.S. Customs bill of lading data · Updated monthly · Data through August 2026 · Chapter → heading → product, drill in for importers and suppliersCite as: ImportDoor, U.S. Customs bill of lading data (data through August 2026), https://www.importdoor.com/products/chapter/38

Headings in this chapter

HS	Heading	Products	Shipments
3825	Residual products of the chemical or allied industries	8	58,635
3824	Prepared binders for foundry molds or cores	7	57,430
3801	Artificial graphite	4	24,553
3802	Activated carbon	2	22,545
3811	Antiknock preparations, oxidation inhibitors, gum inhibitors, viscosity improvers, anti-corrosive preparations and other prepared additives, for mineral oils (including gasoline) or for other liquids used for the same purposes as mineral oils	4	21,906
3818	HS 3818	1	19,423
3815	Reaction initiators, reaction accelerators and catalytic preparations	4	19,120
3823	Industrial monocarboxylic fatty acids	5	17,160
3809	Finishing agents, dye carriers to accelerate the dyeing or fixing of dyestuffs and other products and preparations (for example, dressings and mordants), of a kind used in the textile, paper, leather or like industries	4	15,989
3808	Insecticides, rodenticides, fungicides, herbicides, antisprouting products and plant-growth regulators, disinfectants and similar products, put up in forms or packings for retail sale or as preparations or articles (for example, sulfur-treated bands, wicks and candles, and flypapers)	5	14,554
3821	HS 3821	1	10,347
3814	HS 3814	1	9,428
3806	Rosin and resin acids, and derivatives thereof	4	7,837
3816	Refractory cements, mortars, concretes and similar compositions, including dolomite ramming mix, other than products of heading 3801	1	7,387
3812	Prepared rubber accelerators	4	6,823
3813	HS 3813	1	6,111
3803	HS 3803	1	5,189
3820	HS 3820	1	3,431
3810	Pickling preparations for metal surfaces	2	3,349
3819	HS 3819	1	2,220
3804	HS 3804	1	1,967
3822	Diagnostic or laboratory reagents on a backing, prepared diagnostic or laboratory reagents whether or not on a backing, whether or not put up in the form of kits, other than those of heading 3006	2	1,806
3807	HS 3807	1	1,303
3805	Gum, wood or sulfate turpentine and other terpenic oils produced by the distillation or other treatment of coniferous woods	2	960
3827	Mixtures containing halogenated derivatives of methane, ethane or propane	2	583
3817	Mixed alkylbenzenes and mixed alkylnaphthalenes, other than those of heading 2707 or 2902	1	301

Frequently asked questions about HS chapter 38

What is HS chapter 38?

Chapter 38 of the Harmonized System covers miscellaneous chemical products. In U.S. import records it spans 26 four-digit headings and 70 six-digit product codes.

How many U.S. import shipments fall under HS chapter 38?

ImportDoor has 340,357 U.S. Customs bill-of-lading shipment records under chapter 38, updated monthly.

Which HS 38 heading is imported most into the U.S.?

HS 3825 (Residual products of the chemical or allied industries) leads with 58,635 shipments, followed by HS 3824 (Prepared binders for foundry molds or cores) and HS 3801 (Artificial graphite).