HSChapter 38
Reagents and kits for detecting Zika virus and other pathogens transmitted by Aedes mosquitoes — including dengue and chikungunya — occupy this dedicated subheading, reflecting the 2022 HS revision that separated vector-borne disease diagnostics from the broader reagents category. Canada and Germany are among the leading US import sources for these products. As FDA-regulated in vitro diagnostic devices, these kits must meet applicable premarket authorization requirements before clinical use, and importers should confirm that each product's regulatory status covers the specific disease targets claimed on labeling.
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The heading explicitly covers diagnostic reagents for Zika and other diseases transmitted by mosquitoes of the genus Aedes, which includes dengue and chikungunya. A multiplex kit that detects Zika alongside dengue would fall here, while a dengue-only kit with no Aedes-disease scope might be classified under the broader 382219 NESOI line. The product's labeled disease targets and the supplier's classification ruling, if available, should guide the determination.
The 2022 revision of the Harmonized System introduced subheadings 382211 through 382213 to carve out specific disease-category diagnostics — malaria, Zika/Aedes-borne diseases, and blood-grouping — from the previously undifferentiated reagents heading. Importers who classified these products before 2022 under the general reagents line should confirm their current 10-digit HTS classification reflects the updated schedule.
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Monthly import values over time
| Country | Imports | Exports | Balance |
|---|---|---|---|
| CANADA | -- | $343K | +$343K |
| GERMANY | -- | $127K | +$127K |
| JAPAN | -- | $76K | +$76K |
| UNITED KINGDOM | -- | $70K | +$70K |
| FINLAND | -- | $59K | +$59K |
HS10 import codes under this HS6 parent. Source: U.S. Harmonized Tariff Schedule.
| Code | Description | Import Value | Effective Tariff % |
|---|---|---|---|
| 3822120000 | ZIKA DIAGNOSTIC OR LAB REAGENTS, INCLUDING KITS | $0 | -- |
ZIKA DIAGNOSTIC OR LAB REAGENTS, INCLUDING KITS
HS10 export codes under this HS6 parent. Source: U.S. Schedule B export classification.
| Code | Description | Export Value |
|---|---|---|
| 3822120000 | ZIKA DIAGNOSTIC OR LAB REAGENTS, INCLUDING KITS | $943K |
ZIKA DIAGNOSTIC OR LAB REAGENTS, INCLUDING KITS
5.0K kg
PRODUCTS AND RESIDUALS OF CHEMICAL INDUSTRY, NESOI
HS 382499
DIAGNOSTIC OR LABORATORY REAGENTS INCL KITS, NESOI
HS 382219
CHEM ELEM DOPED, USED IN ELECTRON, DISCS WAFERS ET
HS 381800
SUPPORTED CATALYSTS W PREC METAL/PREC MTL COMPND
HS 381512
SUPPORTED CATALYSTS, NESOI
HS 381519
ADDITIVE FOR LUB OIL CONT PETRO/BITUMINOUS MINOIL
HS 381121
| State | Imports | Exports | Balance |
|---|---|---|---|
| Indiana | -- | $300K | +$300K |
| New Jersey | -- | $222K | +$222K |
| California | -- | $218K | +$218K |
| Port | Imports | Exports | Balance |
|---|---|---|---|
| DETROIT, MI | -- | $300K | +$300K |
| INDIANAPOLIS, IN | -- | $127K | +$127K |
| SACRAMENTO INTERNATIONAL AIRPORT, CA | -- | $78K | +$78K |