Methylenebis(nitrophenol) Sulfonated Derivative from Canada
This compound features both nitro and sulfonate groups on a bisphenol structure derived from heading 2912 phenols, used in dye intermediates. Classified in 2913.00.50.00 as a multiply-substituted derivative of phenolic products. Common in textile chemical manufacturing.
Duty Rate — Canada → United States
15.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Include structural formula and substitution positions in commercial invoice
• Sulfonated products require wastewater discharge permits for manufacturing
• Distinguish from dyes (Chapter 32) by confirming <1% coloring strength