High Assay Tobias Acid 99.5% from Germany
High Assay Tobias Acid 99.5% is a premium purity grade of 2-naphthylamine-1-sulfonic acid for direct black dye synthesis. It meets Chapter 29 criteria as a separate chemically defined compound under tariff item 2921.45.00. The low isomer content of less than 0.1% ensures high purity.
Duty Rate — Germany → Canada
0%
Import Tips
• Provide a certificate of analysis to confirm the 99.5% assay and low isomer content
• Ensure the product is not mixed with other substances that would change classification
• Check if the product requires any special permits under Canadian chemical regulations