What HS code 3822.12 covers
HS code 3822.12 classifies reagents; 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; for zika and other diseases transmitted by mosquitoes of the genus aedes. It is a subheading of heading 3822 (Reagents; 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 30.06; certified reference materials), in chapter 38 (Chemical products n.e.c.), section VI of the Harmonized System. These six digits are identical in every country that uses the HS.
Classification path
Import duty for 3822.12
仅为最惠国基础税率。中国原产货物还可能在此之上叠加301条款关税和2025年IEEPA关税。
来源：HTSUS / CBP
对第三国普遍适用的最惠国税率。各国17%至27%不等的进口增值税，以及任何反倾销措施，均需另行计算。
来源：TARIC
Imported this in 2024 or 2025?
Courts voided some of the tariffs importers paid on goods like this. You may be owed money back. The audit is free and we only get paid when you do.
Related codes in heading 3822
Not quite the right fit? These subheadings sit under the same heading and are the most common alternatives to 3822.12.
- 3822.11 Reagents; 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; for malaria
- 3822.13 Reagents; 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; for blood grouping
- 3822.19 Reagents; 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; n.e.c.in item 3822.1
- 3822.90 Reagents; diagnostic or laboratory reagents on a backing, prepared diagnostic or laboratory reagents whether or not on a backing, or put up in the form of kits, other than those of heading 30.06; certified reference materials, n.e.c. in heading 3822
Confirm the code for your exact product
A 6-digit subheading still covers a range of products. The wrong code at the border can mean overpaying duty, a delayed shipment, or a penalty. Describe your exact item and HS Mate confirms whether 3822.12 is right, with the duty rate and an audit trail your customs broker can accept.