Naphtha Solvent Recovery Still Bottoms from China
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 — China → United States
7.5%
Rate breakdown
9903.88.157.5%Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
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