Naphth[1,2-d]-[1,2,3]-Oxadiazole-5-Sulfonic Acid Sodium Salt from United States
Sodium salt of naphth[1,2-d]-[1,2,3]-oxadiazole-5-sulfonic acid, a water-soluble heterocyclic compound. This salt form is preferred for dye applications and maintains the core heterocyclic structure.
Duty Rate — United States → Canada
0%
Import Tips
• Salts of heterocyclic compounds are classified with the parent compound per Chapter 29 Note 5
• Provide the salt form and counterion for customs
• Verify the product's solubility and intended use for accurate classification