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Ammonium Fluorosilicate

Ammonium fluorosilicate ((NH4)2SiF6) serves as a rodenticide, water fluoridation agent, and in ceramic production. It is a complex fluorine salt of ammonium, classified under 'other' fluorides in this tariff item.

Import Duty Rates by Country of Origin

Origin CountryMFN TariffSurtaxesTotal Effective Rate
🇨🇳ChinaFree—Free
🇲🇽MexicoFree—Free
🇺🇸United StatesFree—Free
🇩🇪GermanyFree—Free
🇯🇵JapanFree—Free

More Specific Codes

This product may fall under a more specific subheading:

Alternative Classifications

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

2826.90.00Same rate: Free

If the product is a fluorosilicate of a metal other than ammonium

Fluorosilicates of metals are classified under subheading 2826.90.

Not sure which classification is right?

The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.

Import Tips & Compliance

• Confirm the product is not a fluorosilicate of a metal, which would fall under subheading 2826.90

• Provide a certificate of analysis

• Check for pesticide regulations if used as a rodenticide