Chapter 38: Miscellaneous chemical products
HTS heading 3822: Diagnostic or laboratory reagents on a backing, prepared diagnostic or laboratory reagents whether or not on a backing, whether or not put…
10 numbered lines under heading 3822, including 8 10-digit statistical lines. The first six digits are the international HS subheading; the general column is the normal US duty rate.
| HTS code | Description | Unit | General | Special | Column 2 |
|---|---|---|---|---|---|
| 3822 | Diagnostic or laboratory reagents on a backing, prepared diagnostic or laboratory reagents whether or not on a backing, whether or not put up in the form of kits, other than those of heading 3006; certified reference materials: | ||||
| Diagnostic or laboratory reagents on a backing, prepared diagnostic or laboratory reagents whether or not on a backing, whether or not put up in the form of kits: | |||||
| 3822.11.00.00 | For malaria | kg | Free | Free | |
| 3822.12.00.00 | For Zika and other diseases transmitted by mosquitoes of the genus Aedes | kg | Free | Free | |
| 3822.13.00.00 | For blood-grouping | kg | Free | Free | |
| 3822.19.00 | Other | Free | 25% | ||
| Containing antigens or antisera: | |||||
| 3822.19.00.10 | Containing methyl chloroform (1,1,1-trichloroethane) or carbon tetrachloride | kg | |||
| 3822.19.00.30 | Other | kg | |||
| Other: | |||||
| 3822.19.00.40 | Containing methyl chloroform (1,1,1-trichloroethane) or carbon tetrachloride | kg | |||
| 3822.19.00.80 | Other | kg | |||
| 3822.90.00.00 | Certified reference materials | kg | Free | 25% |
Statistical (10-digit) lines without a rate use the rate of the 8-digit line above them. Additional duties such as Section 301 and Section 232 may apply; check them with the tariff checker.
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Request a free auditSource: Harmonized Tariff Schedule of the United States, 2026 HTS Revision 20 (effective 2026-09-28), U.S. International Trade Commission (hts.usitc.gov), imported 2026-10-07. Reference only; not legal or customs advice or a binding classification. Additional duties under Chapter 99 may apply. ShipWave is not affiliated with the USITC or U.S. Customs and Border Protection.