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HTSUS, United States

6909.19.50.95

Ceramic wares for laboratory, chemical or other technical uses / Other

Classification path

  1. Ceramic wares for laboratory, chemical or other technical uses; ceramic troughs, tubs and similar receptacles of a kind used in agriculture; ceramic pots, jars and similar articles of a kind used for the conveyance or packing of goods
  2. Ceramic wares for laboratory, chemical or other technical uses
  3. Other
  4. Other
  5. Other

Rates of duty

General (MFN)
4%
Column 2Cuba, North Korea, Russia, Belarus
45%
Unit of quantity
No.

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, U.S.-Japan Trade Agreement, 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 6909

About heading 6909

Ceramic wares for laboratory, chemical or other technical uses; ceramic troughs, tubs and similar receptacles of a kind used in agriculture; ceramic pots, jars and similar articles of a kind used for the conveyance or packing of goods

Heading 6909 covers ceramic wares put to technical use rather than household use: laboratory, chemical or other technical articles, plus ceramic troughs and tubs used in agriculture and ceramic pots and jars used to convey or pack goods. The heading splits first by material and performance: porcelain or china wares in 6909.11, articles with hardness of 9 or more on the Mohs scale in 6909.12, all other technical wares in 6909.19, and a residual line 6909.90.00.00 for the agricultural and packing receptacles and any remaining goods.

Full guide to heading 6909

Products in this heading

  • Porcelain crucibles and lab dishes
  • Alumina grinding balls and mill liners
  • Ceramic welding nozzles and thread guides
  • Ferrite core memories
  • Ceramic bearings
  • Ceramic pots and jars for packing chemicals
  • Ceramic troughs and tubs for agricultural use

Frequently asked questions

What is the HTS code for porcelain laboratory crucibles?

Porcelain or china wares for laboratory, chemical or other technical uses, other than machinery parts, are classified in 6909.11.40.00 at a general (MFN) rate of 4.5%.

What is the duty on ceramic bearings?

Ceramic bearings are classified in 6909.19.50.10 at a general (MFN) rate of 4%.

How do I classify ceramic technical parts with hardness of 9 or more on the Mohs scale?

They go in 6909.12.00.00 at a general (MFN) rate of 4%, which applies to articles of that hardness regardless of the ceramic body.

Source: USITC Harmonized Tariff Schedule, retrieved October 21, 2026.

HTS 6909.19.50.95: Ceramic wares for laboratory, chemical or other technical u..., 4% duty | HTSBase