4,4'-Dinitrostilbene-2,2'-disulfonic acid aqueous solution 20% from United States
4,4'-Dinitrostilbene-2,2'-disulfonic acid aqueous solution 20% is a 20% aqueous solution prepared for safe transport. Per Chapter 29 Note 1(d), products dissolved in water are classified in the same heading as the pure compound, so it falls under tariff item 2904.99.00.
Duty Rate — United States → Canada
0%
Import Tips
• Aqueous solutions are classified with the pure compound per Chapter 29 Note 1(d)
• Provide the concentration and volume to CBSA
• Ensure the solution is not put up for retail sale as a dye, which would be excluded under Note 2(g)