WW Grade Gum Rosin from Canada
WW (Water White) grade gum rosin is a high-clarity, pale yellow resin from distilled pine gum, used in premium adhesives and soap tackifiers. HTS 3806.10.0010 specifically covers this gum-sourced rosin with low color and high acid number.
Duty Rate — Canada → United States
15%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Require color grade certification (Gardner scale <4) and acid number test results to substantiate WW classification
• Ensure no blending with wood rosin; request chromatograph reports for authenticity
• Comply with TSCA import notifications if used in US chemical manufacturing