HS 2836 — Carbonates
HS heading 2836 (Carbonates) spans 8 products in U.S. import records, with 22,168 bill-of-lading shipments. The most imported are Carbonates, calcium carbonate, Carbonates, lithium carbonates, and Potassium carbonates.
Part of Chapter 28: Inorganic chemicals; compounds of precious metals and rare-earth metals
Sourced from U.S. Customs bill of lading data · Updated monthly · Data through August 2026Cite as: ImportDoor, U.S. Customs bill of lading data (data through August 2026), https://www.importdoor.com/products/heading/2836
Products under this heading
| HS | Product | Shipments |
|---|---|---|
| 283650 | Carbonates, calcium carbonate | 9,203 |
| 283691 | Carbonates, lithium carbonates | 4,093 |
| 283640 | Potassium carbonates | 1,898 |
| 283699 | Carbonates, other | 1,830 |
| 283630 | Sodium hydrogencarbonate (Sodium bicarbonate) | 1,797 |
| 283620 | Carbonates, disodium carbonate | 1,549 |
| 283660 | Carbonates, barium carbonate | 922 |
| 283692 | Carbonates, strontium carbonate | 876 |
Frequently asked questions about HS 2836
What is HS code 2836?
HS 2836 covers carbonates. It is a 4-digit heading in chapter 28 (Inorganic chemicals; compounds of precious metals and rare-earth metals) of the Harmonized System, with 8 six-digit subheadings that appear in U.S. import records.
How many U.S. import shipments fall under HS 2836?
ImportDoor has 22,168 U.S. Customs bill-of-lading shipment records under HS heading 2836, updated monthly.
What is the most imported product under HS 2836?
Carbonates, calcium carbonate (HS 283650) leads with 9,203 shipments, followed by Carbonates, lithium carbonates (HS 283691) and Potassium carbonates (HS 283640).