Sour Water Stripper Bottoms from United States
Sour water stripper bottoms is a heavy tar-like residue from stripping hydrocarbon contaminants from refinery sour water. It contains petroleum oil residues with phenols and BTEX, and is not a separate chemically defined compound. It is classified under tariff item 2713.90.00 as other residues of petroleum oils, a source for specialty chemical recovery.
Duty Rate — United States → Canada
0%
Import Tips
• Characterize the phenol and BTEX content, as these may trigger hazardous goods regulations
• Provide a distillation analysis to show the product is a residue
• Ensure the product is not classified as a separate chemically defined compound