Distillation Tarry Residues from Petrochemical Plants
Heavy tarry bottoms from fractional distillation of organic solvents and petrochemical intermediates, unfit for further use. These residues are mainly composed of organic compounds and are generated as waste from chemical or allied industries. They qualify under this tariff item as other wastes mainly containing organic constituents.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | 6.5% | — | 6.5% |
| 🇲🇽Mexico | 6.5% | — | 6.5% |
| 🇺🇸United States | 6.5% | — | 6.5% |
| 🇩🇪Germany | 6.5% | — | 6.5% |
| 🇯🇵Japan | 6.5% | — | 6.5% |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the tarry residues contain mainly petroleum oils or oils from bituminous minerals
Chapter note 6 excludes wastes containing mainly petroleum oils, which fall under heading 27.10.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Verify the residue does not contain petroleum oils in amounts that would shift classification to heading 27.10
• Provide a laboratory analysis showing the organic content to support the tariff classification
• Check if the waste is subject to the Export and Import of Hazardous Waste Regulations before shipping
Related Products under Tariff item 3825.61.00
Contaminated Rags from Chemical Laboratory Cleanup
Solvent-soaked rags and wipes from cleaning laboratory glassware used in organic synthesis. These are contaminated with organic solvents and chemical residues, making them clinical or chemical waste that requires special disposal. They fall under this tariff item as other wastes from chemical or allied industries mainly containing organic constituents.
Organic Filter Cake from Antibiotic Fermentation
Wet filter cake from biomass separation in antibiotic production, containing mycelium, unconverted sugars, and organic acids. This is a byproduct of pharmaceutical manufacturing and is considered chemical industry waste. Its predominantly organic composition places it under this tariff item as other wastes mainly containing organic constituents.
Organic Sludge from Pharmaceutical Reaction Vessels
Contaminated sludge from cleaning pharmaceutical synthesis reactors, containing residual APIs, solvents, and organic byproducts. This sludge is a waste product from the chemical or pharmaceutical industries with a high organic content. It is classified under this tariff item as other wastes mainly containing organic constituents.
Polymerization Mother Liquor from Resin Production
Liquid residue remaining after precipitation of synthetic resins, containing unreacted monomers, oligomers, and solvents. This mother liquor is a byproduct of resin production and is unfit for further use. It falls under this tariff item as other wastes from chemical industries mainly containing organic constituents.
Spent Activated Carbon from Chemical Processing
Used activated carbon residue from purifying organic chemicals in industrial processes, saturated with adsorbed organic contaminants. This spent carbon is a waste material from chemical processing with a high organic content. It is classified under this tariff item as other wastes from chemical industries mainly containing organic constituents.
Spent Extraction Solvent from Herbal Processing
Used ethanol/hexane mixture from extracting active compounds from botanicals, containing waxes, chlorophyll, and residual plant organics. This spent solvent is a waste product from herbal processing and is unfit for further use as a primary product. It falls under this tariff item as organic chemical industry waste mainly containing organic constituents.