Laurent's Acid (5-Amino-1-naphthalenesulfonic acid) from Japan
Laurent's Acid (5-Amino-1-naphthalenesulfonic acid) is a sulfonated derivative of 1-naphthylamine, used primarily as an intermediate in dye synthesis. It is classified under tariff item 2921.45.00 as a derivative of 1-naphthylamine.
Duty Rate — Japan → Canada
0%
Import Tips
• Verify the product is a single chemically defined compound; provide a certificate of analysis
• Check if the acid is subject to Canadian customs regulations for hazardous materials
• Keep records of the import for CBSA compliance