Pharmaceutical Grade Sulfanilic Acid USP from China
Pharmaceutical Grade Sulfanilic Acid USP is a high-purity aromatic monoamine derivative used in diagnostic reagents and the synthesis of sulfa drugs. It meets pharmacopeia standards and is classified as a separate chemically defined organic compound under Chapter 29.
Duty Rate — China → Canada
0%
Import Tips
• Ensure the product meets USP grade specifications and include a certificate of analysis with your customs documentation
• Verify that any stabilizers added are solely for preservation or transport, as per Chapter 29 note (f), to maintain classification
• Check if a Controlled Goods or import permit is needed for your specific end-use