# United States tariff line 3822.19.00.80: Other

> In the United States tariff, line 3822.19.00.80 covers 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. Goods under this line enter free of general (MFN) duty. It falls under HS subheading 3822.19 in heading 38.22 (chapter 38).

Source: https://border.bot/countries/united-states/hs-codes/3822190080
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 38](https://border.bot/countries/united-states/hs-codes/38) / [3822.19](https://border.bot/countries/united-states/hs-codes/382219) / [3822.19.00.80](https://border.bot/countries/united-states/hs-codes/3822190080)

## Key facts

- Tariff line: 3822.19.00.80
- Covers: 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
- Duty (MFN): Free
- Additional duties: None recorded
- Restrictions: None recorded
- Tariff: [United States](https://border.bot/countries/united-states)
- HS subheading: [3822.19](https://border.bot/hs-codes/382219)

## What this line covers

In the United States tariff, line 3822.19.00.80 covers 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.

Its legal text is “Other”, read under “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” and “Other”.

## How it is structured

It falls under HS subheading 3822.19 in heading 38.22 (chapter 38). The first six digits are the Harmonized System code; the 4 digits after them are added by the United States tariff.

- Chapter 38: Miscellaneous chemical products
- Heading 38.22: 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
- Subheading 3822.19: 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
- Within the subheading: Other
- Within the subheading: Other
- Line 3822.19.00.80: Other

## Duty

Goods under this line enter free of general (MFN) duty.

The rate is published on 3822.19.00.

## In other countries

No other national tariff on border.bot has live lines under 3822.19 yet.

- [The Harmonized System text for 3822.19](https://border.bot/hs-codes/382219)

## Other lines under 3822.19

- [3822.19.00.10](https://border.bot/countries/united-states/hs-codes/3822190010) Containing methyl chloroform (1,1,1-trichloroethane) or carbon tetrachloride
- [3822.19.00.30](https://border.bot/countries/united-states/hs-codes/3822190030) Other
- [3822.19.00.40](https://border.bot/countries/united-states/hs-codes/3822190040) Containing methyl chloroform (1,1,1-trichloroethane) or carbon tetrachloride

- Previous line: [3822.19.00.40](https://border.bot/countries/united-states/hs-codes/3822190040) Containing methyl chloroform (1,1,1-trichloroethane) or carbon tetrachloride
- Next line: [3822.90.00.00](https://border.bot/countries/united-states/hs-codes/3822900000) Certified reference materials

## Frequently asked questions

### What does tariff line 3822.19.00.80 cover in the United States tariff?

In the United States tariff, line 3822.19.00.80 covers 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.

### What is the general (MFN) duty on 3822.19.00.80 in the United States?

Goods under this line enter free of general (MFN) duty. The rate is published on 3822.19.00.

## Sources and updates

The tariff lines for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

The duty rates for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

The trade programmes for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

This page was last updated on 9 October 2026.

Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling.

Official source files:

- https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false

Machine-readable: https://border.bot/countries/united-states/hs-codes/3822190080.json