3810Pickling preparations for metal surfaces; fluxes and other auxiliary…
HTS Code 3810 covers any article best defined as Products of the Chemical or Allied IndustriesMiscellaneous chemical productsPickling preparations for metal surfaces; fluxes and other auxiliary preparations for soldering, brazing or welding; soldering, brazing or welding powders and pastes consisting of metal and other materials; preparations of a kind used as cores or coatings for welding electrodes or rods: in the Harmonized Tariff Schedule — covering 2 sub-classifications.
Get Tariff News Alerts
Every new US tariff action and AD/CVD notice in plain English, as it happens or weekly. Free.
Know the moment a tariff update hits 3810
Add it, with your country of origin, to Duty Guard, free for 7 days. It flags duty you may have overpaid on your entries, and when a new tariff action affects it, you hear about it first, with exactly what changes.
- Every entry audited for duty you may have overpaid
- Every new US tariff action checked against your imports, every hour
- An alert with the rate before and after, by email, Slack or Teams
- AD/CVD alerts when an import may fall under a case
New tariff action affects 1 of your imports
If a new 10% tariff were added
Relevant HTS Notes
Official USITC notes that may affect classification under HTS 3810.
Search CROSS Rulings for HTS 3810
See how Customs classified similar products. CBP's CROSS database holds the classification rulings that cite 3810.
Opens rulings.cbp.gov in a new tab.
What does HTS code 3810 cover?
HTS code 3810 covers pickling preparations for metal surfaces; fluxes and other auxiliary… (Pickling preparations for metal surfaces; fluxes and other auxiliary preparations for soldering, brazing or welding; soldering, brazing or welding powders and pastes consisting of metal and other materials; preparations of a kind used as cores or coatings for welding electrodes or rods:), classified under Chapter 38 (Miscellaneous chemical products) in the US Harmonized Tariff Schedule. There are 2 more specific sub-classifications under this code.
Primary Sources
The official documents behind the rates and tariffs on this page. Duties are worked out from them; check the legal text before you file.