Fast Blue Base BB from Canada
Fast Blue Base BB serves as a diazotizable aromatic amine for creating fast blue azo dyes used in cotton and wool printing. Classified under HTS 2921.49.32.00 as it meets the criteria for fast color bases per Chapter 29 notes. Its structure ensures high resistance to light and washing in finished dye applications.
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
• Obtain TSCA pre-manufacture notice if required and maintain records of intended dye production use
• Label containers with GHS pictograms and ensure stability data confirms no decomposition during transit
• Watch for reclassification if product includes added stabilizers exceeding Chapter 29 note (f) allowances