Oleic Naphthenic Acid Esters from Germany
Esters formed from naphthenic acids and oleic alcohol used as emulsifiers in metalworking fluids. Meets HTS 3824.99.75 as naphthenic acid esters for industrial chemical applications. Provides both solvency and emulsification properties.
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
• NMR spectroscopy confirmation of naphthenic ester structure recommended
• Biodegradability testing may be required for wastewater discharge permits
• Distinguish from simple fatty acid esters through origin certification