2,4-Dichloro-5-Sulfamoylbenzoic Acid from China
2,4-Dichloro-5-sulfamoylbenzoic acid is a key intermediate in sulfonamide herbicide synthesis and pharmaceutical manufacturing. As a chemically defined organic compound with a sulfonamide group, it falls under tariff item 2935.90.00 as a sulfonamide not elsewhere specified.
Duty Rate — China → Canada
0%
Import Tips
• Ensure the product is not a dye or colouring matter, which would be excluded from Chapter 29
• Provide the chemical structure and purity data for CBSA classification