Mixed C4-C6 Alcohol Antifoam from Japan
Blend of butanol, hexanol for foam control in fermentation tanks. All C11-lower acyclic monohydric alcohols qualify for HTS 3824.99.9310 classification as NES chemical preparation.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Fermentation compatibility certificates prevent food contact issues
• Blend ratio analysis via NMR confirms C11-lower compliance
• Biostatic claims require EPA registration if antimicrobial