Ferric Ammonium Oxalate from Canada
Ferric ammonium oxalate (NH4)3[Fe(C2O4)3] used in blueprint photography and iron analysis. HTS 2917.11.00.00 as coordination compound per chapter note (C)(3) classified with organic oxalate fragments. Green crystalline solid.
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
• Light-sensitive; ship in amber bottles with full light protection specifications
• Classify as UN3085 harmful substance; include full coordination compound analysis
• Prevent chapter 28 metal salt misclassification by emphasizing oxalate complex structure