3-Ketobutyric Acid from Germany
3-Ketobutyric acid, a beta-keto acid, contains ketone and carboxylic functions per HTS 2918.30.90.00 classification. Used in organic synthesis despite instability.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
Import Tips
• Import as stabilized sodium salt to prevent decarboxylation
• Full elemental analysis required for customs verification
• Avoid 2918.90 if hydroxy tautomer predominates