3,4-Dihydroxybenzoic Acid from Canada
Protocatechuic acid (3,4-dihydroxybenzoic acid) used in biochemical research and cosmetics. HTS 2918.99.4700 as dihydroxy aromatic carboxylic acid.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Biochem grade cert
• Hydroxy position spec
• No enzyme admixtures