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2842.90.90.10

Selenides and tellurides

Classification path

  1. Other salts of inorganic acids or peroxoacids (including aluminosilicates whether or not chemically defined), other than azides
  2. Other
  3. Other
  4. Selenides and tellurides

Rates of duty

General (MFN)
3.3%
Column 2Cuba, North Korea, Russia, Belarus
25%
Unit of quantity
kg

Trade agreement rates

FreeGSP (lapsed since Dec 31, 2020), U.S.-Australia FTA, U.S.-Bahrain FTA, U.S.-Chile FTA, U.S.-Colombia TPA, AGOA (authorized through Dec 31, 2026), E, U.S.-Israel FTA, U.S.-Jordan FTA, K, U.S.-Korea FTA, U.S.-Morocco FTA, U.S.-Oman FTA, CAFTA-DR, U.S.-Panama TPA, U.S.-Peru TPA, USMCA, U.S.-Singapore FTA

Related lines in heading 2842

About heading 2842

Other salts of inorganic acids or peroxoacids (including aluminosilicates whether or not chemically defined), other than azides

Heading 2842 covers other salts of inorganic acids or peroxoacids, excluding azides. It has one line for double or complex silicates, including aluminosilicates, and other lines for fulminates, cyanates, thiocyanates, selenides, tellurides, and residual products.

Full guide to heading 2842

Products in this heading

  • Synthetic zeolite powder
  • Molecular sieve beads made of aluminosilicate
  • Sodium aluminosilicate powder
  • Potassium thiocyanate
  • Sodium cyanate
  • Zinc selenide optical blanks
  • Bismuth telluride thermoelectric powder

Frequently asked questions

What is the HTS code for synthetic zeolite powder?

Synthetic zeolite powder is classified under 2842.10.00.00, with a general (MFN) rate of 3.7%.

What is the duty on potassium thiocyanate?

Potassium thiocyanate falls under 2842.90.10.00 and has a general (MFN) rate of 3.1%.

How do I classify bismuth telluride?

Bismuth telluride is a telluride and is classified under 2842.90.90.10, with a general (MFN) rate of 3.3%.

Source: USITC Harmonized Tariff Schedule, retrieved October 22, 2026.

HTS 2842.90.90.10: Selenides and tellurides, 3.3% duty | HTSBase