Naphtha Solvent Recovery Still Bottoms from Canada
Heavy residues from vacuum distillation of spent naphtha solvents used in industrial degreasing operations. Classified under HTS 2710.99.21.00 as naphtha wastes containing >70% petroleum oils.
Duty Rate — Canada → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Provide solvent usage records linking waste to original naphtha-based formulations
• Lab certify distillation endpoint temperatures matching naphtha profiles
• Separate from phenolic wastes to avoid chemical industry residue classification