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HTS 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

9 lines US HTS, Harmonized Tariff Schedule of the United States – 2026 HTS Revision 20

CodeDescriptionUnitGeneralSpecialColumn 2Source
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
3822.11.00.00For malariakgFreeFreeUSITC
3822.12.00.00For Zika and other diseases transmitted by mosquitoes of the genus AedeskgFreeFreeUSITC
3822.13.00.00For blood-groupingkgFreeFreeUSITC
3822.19.00OtherFree25%USITC
Containing antigens or antisera
3822.19.00.10Containing methyl chloroform (1,1,1-trichloroethane) or carbon tetrachloridekgFree25%USITC
3822.19.00.30OtherkgFree25%USITC
Other
3822.19.00.40Containing methyl chloroform (1,1,1-trichloroethane) or carbon tetrachloridekgFree25%USITC
3822.19.00.80OtherkgFree25%USITC
3822.90.00.00Certified reference materialskgFree25%USITC

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Source: USITC, Harmonized Tariff Schedule of the United States – 2026 HTS Revision 20, effective 28 September 2026. Heading 3822 at USITC

Not shown: the additional duties of Chapter 99 (such as Section 301 and Section 232), anti-dumping and countervailing duties, quotas and the legal notes.

This page is general information, not legal advice and not a classification decision. Tariff texts and rates change: check the publisher's current schedule, and ask the customs authority for a binding ruling where the answer matters.

All headings of chapter 38: Miscellaneous chemical products