2-(4-Amino Phenyl)-6-Methyl Benzothiazole-7-Sulfonic Acid from China
2-(4-Amino Phenyl)-6-Methyl Benzothiazole-7-Sulfonic Acid is a sulfonated benzothiazole derivative. It contains amino phenyl substitution and sulfonic acid functionality. Used in azo dye coupling and pharmaceutical intermediates.
Duty Rate — China → Canada
0%
Import Tips
• Provide the chemical structure and purity
• Ensure the product is not a dye or colouring matter
• Keep documentation of the intended use