API Separator Sludge Oil from Canada
Hydrocarbon sludge recovered from API oil-water separators in refineries, residue of petroleum processing. Falls under HTS 2713.90.00.00 as other petroleum oil residues. Reprocessed for fuel or asphalt blending.
Duty Rate — Canada → United States
0%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Include separator efficiency reports showing oil recovery rates
• Test for heavy metals; elevated levels require RCRA waste determination
• Use nitrogen blanketing for storage to prevent autoignition