Manganese Naphthenate Fuel Stabilizer from Germany
Manganese naphthenate, a naphthenic acid salt, functions as an oxidation inhibitor in diesel and aviation fuels to prevent gum formation. HTS 3824.99.7550 covers such other water-insoluble salts used in petroleum additives. It extends fuel shelf life in storage and transport.
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
• ASTM testing certs required for fuel additive claims; declare concentration levels accurately
• EPA fuel additive registration mandatory; watch for anti-dumping on certain origins