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%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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