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Ammonium Fluoride

Ammonium fluoride (NH4F) is a white crystalline salt used in chemical synthesis, glass etching, and as a fluorine source in pharmaceuticals. It is a chemically defined fluoride of ammonium, falling 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.

3818.00.00Same rate: Free

If doped for use in electronics and cut into discs or wafers

Doped chemical elements in disc or wafer form fall under heading 38.18.

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

• Ensure the product is not doped for electronics, which would fall under heading 38.18

• Provide a detailed specification sheet

• Check if the product is subject to Canadian food and drug regulations if for pharmaceutical use