Neutral Ammonium Fluoride from Canada
Neutral ammonium fluoride (pure NH4F anhydrous) for specialty etching and doping. Falls in HTS 2826.19.1000 as other ammonium fluorides. Excludes doped forms per chapter note on electronics.
Duty Rate — Canada → United States
13.1%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Undoped certification critical; wafers go to 3818