Want audit-ready HTS Codes for all your Imports? And get all the evidence you need to defend them!
Find your codes, fast!2904.99Sulfonated, nitrated or nitrosated derivatives of hydrocarbons
HTS Code 2904.99 covers any article best defined as Products of the Chemical or Allied IndustriesOrganic chemicalsSulfonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated:Other:Other: in the Harmonized Tariff Schedule — covering 6 sub-classifications.
Relevant HTS Notes
Official USITC notes that may affect classification under HTS 2904.99.
Related CROSS Rulings for HTS 2904.99
CBP classification rulings related to 2904.99. Open a ruling to read how Customs classified a similar product.
No rulings found
No CROSS classification rulings were found for HTS code "2904.99".
What does HTS code 2904.99 cover?
HTS code 2904.99 covers sulfonated, nitrated or nitrosated derivatives of hydrocarbons (Other:), classified under Chapter 29 (Organic chemicals) in the US Harmonized Tariff Schedule. There are 6 more specific sub-classifications under this code.

The Audit-Ready Classifications Playbook
Learn how to create HTS classifications that reduce import risk and defend profits — faster than ever.
What's inside
- Step-by-step classification methodology
- Audit defense strategies & documentation templates
- Common classification mistakes to avoid
- GRI application guide with real examples
- 7 FREE tools and templates to boost your classifications