Potassium Fluoride Metal Cleaning Salt
A fused salt mixture of potassium fluoride and sodium fluoride used for electrolytic metal cleaning. This wholly inorganic preparation etches surfaces before plating and is classified under tariff item 3810.90.00 as an auxiliary preparation for metal treatment.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If imported as pure potassium fluoride or sodium fluoride, not as a mixture
Separate chemically defined fluoride compounds are classified in Chapter 28.
If the product contains surfactants or organic cleaning agents
Cleaning preparations with organic surface-active agents fall under Chapter 34.
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
• Document the product's use in electrolytic cleaning to distinguish it from fluxes or welding preparations
• Verify that fluoride compounds are not subject to additional Canadian environmental regulations
• Provide a certificate of analysis to confirm the inorganic composition
Related Products under Tariff item 3810.90.00
Ammonium Persulfate Copper Pickling Powder
Crystalline ammonium persulfate used to pickle copper strip before plating, acting as an inorganic oxidizer to remove tarnish without acid attack. This product is a pickling preparation for metal surfaces, classified under tariff item 3810.90.00 as 'Other' preparations.
Anti-Spatter Welding Spray
A silicone-free aerosol spray that prevents weld spatter adhesion to fixtures and torches. This product is classified under tariff item 3810.90.00 as an auxiliary preparation for welding, improving productivity in MIG/TIG operations. It is non-toxic and easy to apply.
Aromatic-Enhanced Steel Pickling Solution
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Aromatic Pickling Inhibitor for Steel
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Aromatic Welding Electrode Coating Powder
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Benzene Derivative Soldering Paste for Electronics
A high-aromatic soldering paste containing over 5% benzene-based modifiers, used for surface-mount electronics assembly to provide flux action and solder alloy dispersion. This product is an auxiliary preparation for soldering, falling under tariff item 3810.90.00 as 'Other' preparations in the heading.