US Import Duty
HTS 2836.50.00.00 Carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate › Calcium carbonate
HTS code 2836.50.00.00 covers "Carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate › Calcium carbonate" under the US Harmonized Tariff Schedule. This is the official duty rate charged by US Customs when this product is imported into the United States, sourced directly from the U.S. International Trade Commission and refreshed daily.
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U.S. exports of Carbonates
The United States exported $1.7 billion of goods under HS heading 2836 in 2025, to 100 countries and territories. Top destination markets:
| Country | Exports 2025 | YTD |
|---|---|---|
| Mexico | $376 million | ▲ +6.1% |
| Chile | $214 million | ▼ −41% |
| Brazil | $179 million | ▼ −42% |
| Canada | $136 million | ▼ −4.4% |
| Indonesia | $134 million | ▼ −46% |
January–July 2026: $835 million (▼ −22%)
All markets and states for this product →
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau. Source: U.S. Census Bureau, International Trade data (census.gov/foreign-trade), FAS value in current U.S. dollars, latest month July 2026. Change vs the same months of the previous year: Fromerica calculation.
Official US tariff data (USITC), refreshed daily.Last checked against the official schedule: . See recent US tariff changes →