Naphthyltrisulfonic Acid Mixture (1,3,6 & 1,3,7 Isomers) from United States
A specific mixture of 1,3,6-naphthalenetrisulfonic acid and 1,3,7-naphthalenetrisulfonic acid isomers, classified as sulphonated derivatives of hydrocarbons containing only sulpho groups. This product falls under tariff item 2904.10.00.
Duty Rate — United States → Canada
0%
Import Tips
• Provide a detailed product specification sheet to CBSA for accurate classification
• Check if the product is listed under the Domestic Substances List
• Ensure proper labelling for hazardous materials if applicable