Caustic Potash Flakes 90%
Potassium hydroxide in flake form with 90% purity, used in industrial soap and detergent manufacturing. As a chemically defined inorganic compound, it falls under tariff item 2815.20.00 for potassium hydroxide (caustic potash).
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 |
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.
If the product is sodium hydroxide flakes instead of potassium hydroxide.
Sodium hydroxide is classified under a different tariff item.
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 flakes are free from impurities that could change their classification
• Declare the exact purity and physical form to the CBSA to avoid delays
• Keep the safety data sheet (SDS) available for customs and transport officials
Related Products under Tariff item 2815.20.00
Battery Grade Caustic Potash Solution
A high-purity potassium hydroxide solution intended for use in alkaline battery electrolytes. It is a chemically defined inorganic compound of potassium, meeting the requirements of Chapter 28 Note 1, and is classified under tariff item 2815.20.00 as potassium hydroxide (caustic potash).
Battery Grade Potassium Hydroxide Briquettes
Ultra-pure solid potassium hydroxide briquettes designed for alkaline battery electrolyte production. The product is a chemically defined inorganic compound, classified under tariff item 2815.20.00 as potassium hydroxide.
Battery Grade Potassium Hydroxide Pellets
High-purity potassium hydroxide pellets designed for alkaline battery electrolyte production, with low carbonate content. The pellets are a solid form of potassium hydroxide, and their high purity does not remove them from the scope of tariff item 2815.20.00, which covers all forms of potassium hydroxide.
Caustic Potash 45% Liquid Solution
Aqueous solution of potassium hydroxide at 45% concentration, used for pH adjustment in water treatment and biodiesel production. The solution is a normal and necessary method of putting up potassium hydroxide for transport and safety, and it remains classified under tariff item 2815.20.00 as potassium hydroxide.
Caustic Potash 90% Pellets
High-purity potassium hydroxide pellets at 90% concentration in solid form, used in chemical synthesis and pH adjustment. This is a chemically defined inorganic compound classified under tariff item 2815.20.00.
Caustic Potash Briquettes for Metallurgy
Briquetted potassium hydroxide designed for use in molten salt baths for metal heat treatment and aluminum processing. The briquette form does not alter its chemical identity as potassium hydroxide, and it is classified under tariff item 2815.20.00 as a chemically defined inorganic compound.