Technical Grade Naphthenic Acid (60% Assay) from Canada
Standard technical naphthenic acid at 60% minimum assay from heavy petroleum distillates, for wood preservatives and fuel additives. Pure acid classification under 3824.99.7510 excludes formulated products. Versatile for salt formation and emulsification.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Certify minimum assay percentage via GC-MS analysis; declare saponification value
• IMDG Class 8 corrosive labeling required
• Avoid bulk shipments without proper segregation