HTS heading 2845: Isotopes other than those of heading 2844; compounds, inorganic or organic, of such isotopes, whether or not chemically defined

Heading 2845 of the US Harmonized Tariff Schedule covers Isotopes other than those of heading 2844; compounds, inorganic or organic, of such isotopes, whether or not chemically defined. Below: every rated tariff line in it with its general duty rate, Section 301 China status and exclusions, then a page per line with a free duty calculator.

Official USITC HTS, 2026HTSRev22 · check on hts.usitc.gov

Heading 2845 at a glance

• 5 rated tariff lines; 5 duty-free at the general (MFN) rate.
• Section 301 (products of China): 5 of 5 lines on a list in effect (List 1, List 3).

Goods named in this heading (official line texts): Heavy water (Deuterium oxide), Boron enriched in boron-10 and its compounds, Lithium enriched in lithium-6 and its compounds, Helium-3.

Subheadings (6-digit)

• 2845.10: Heavy water (Deuterium oxide) (1 line)
• 2845.20: Boron enriched in boron-10 and its compounds (1 line)
• 2845.30: Lithium enriched in lithium-6 and its compounds (1 line)
• 2845.40: Isotopes other than those of heading 2844; compounds, inorganic or organic, of s…: Helium-3 (1 line)
• 2845.90: Isotopes other than those of heading 2844; compounds, inorganic or organic, of s…: Other (1 line)

All tariff lines in heading 2845

All of chapter 28 · Chapter 28 rate summary · HTS lookup

General information from the official US Harmonized Tariff Schedule (USITC) and USTR Section 301 notices in HTS Chapter 99; not legal or customs advice. Classification is decided by CBP; confirm with a licensed customs broker or a CBP binding ruling.

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