Cyclic Trimethylolpropane Formal from Canada
Cyclic TMP formal is a bicyclic acetal with multiple oxygen hetero-atoms, classified under HTS 2932.99.70.00 as complex oxygen heterocycle. Radiation curable coating monomer.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• UV stabilizer content declaration critical for classification
• Refractive index and viscosity specs verify purity
• Acetal exchange stability data for shelf life validation