Naphthalic Anhydride 98% Pure from Mexico
Naphthalic anhydride at 98% purity is a separate chemically defined aromatic polycarboxylic anhydride used as an intermediate in dyes and pigments. The purity level is high enough to meet the definition of a separate chemically defined compound, and the impurities are incidental.
Duty Rate — Mexico → Canada
0%
Import Tips
• Document the purity level to show it is a separate chemically defined compound
• The 98% purity is acceptable, but if the impurities are intentional additives, classification may change
• Include the CAS number (81-84-5) on the commercial invoice