Distilled Naphthenic Acid for Rubber Accelerator

Fractionally distilled naphthenic acid for rubber vulcanization accelerators and plasticizers. HTS 3824.99.7510 specifically identifies the acid before reaction with amines or metals. Narrow boiling range ensures processing consistency.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3.7%+35.0%38.7%
🇲🇽Mexico3.7%+10.0%13.7%
🇨🇦Canada3.7%+10.0%13.7%
🇩🇪Germany3.7%+10.0%13.7%
🇯🇵Japan3.7%+10.0%13.7%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

3812.10Lower: 15% vs 38.7%

If rubber accelerators prepared with the acid

Prepared rubber accelerators containing naphthenic derivatives classified separately.

3824.99.75Same rate: 38.7%

If zinc or other metal naphthenates

Their water-insoluble salts have dedicated tariff subheading.

2905.19Lower: 13.7% vs 38.7%

If primarily aromatic alcohol derivatives

Different chemical structures classified by functional group specificity.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Specify distillation cut and color (Gardner scale) in specs; rubber industry requires low metals

TSCA PMN may apply for new formulations

Segregate from amines to prevent premature reaction