Battery Grade Caustic Potash Solution
> A high-purity potassium hydroxide solution formulated for use in alkaline battery electrolytes. It is a chemically defined inorganic compound of potassium, meeting the criteria of Chapter 28 Note 1. Its low carbonate content ensures suitability for precise electrochemical applications.
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 actually sodium hydroxide solution
Sodium hydroxide solutions are classified under a different tariff item in the same heading.
If the solution contains additives making it a formulated electrolyte
Preparations with additives for specific uses may fall under chemical products and preparations.
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 solution is classified as an aqueous solution of potassium hydroxide, not a preparation for specific use
• Provide a safety data sheet (SDS) and proper UN packaging documentation for hazardous goods
• Verify the concentration and purity with a certificate of analysis to support the tariff classification
Related Products under Tariff item 2815.20.00
Battery Grade Potassium Hydroxide Briquettes
> Ultra-pure solid potassium hydroxide briquettes designed for alkaline battery electrolyte production. This qualifies for 2815.20.00 as potassium hydroxide in solid form, chemically defined per Chapter 28 notes. The briquette form ensures controlled dissolution and handling.
Caustic Potash 90% Pellets
> High-purity potassium hydroxide pellets at 90% concentration in solid form, utilized in chemical synthesis and pH adjustment processes. Classified under 2815.20.00 as it is explicitly potassium hydroxide in solid form, meeting Chapter 28 Note 1 criteria.
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 is a physical presentation of chemically defined potassium hydroxide, which does not alter its classification under Chapter 28. It is a solid inorganic base with high thermal stability.
Caustic Potash Flakes 90%
> Potassium hydroxide in flake form with 90% purity, commonly used in industrial soap and detergent manufacturing. This is a chemically defined inorganic compound of potassium, meeting the criteria of Chapter 28 Note 1. The flake form is a standard physical presentation for easy handling and dissolution.
Caustic Potash Liquid 45% for Biodiesel
> A 45% aqueous solution of potassium hydroxide optimized for transesterification in biodiesel production. It is a chemically defined inorganic compound dissolved in water, meeting Chapter 28 Note 1(b). The solution is a standard concentration for industrial use, not a preparation for specific use.
Caustic Potash Microprills 95%
> Microprill form of 95% potassium hydroxide designed for easy dissolution in detergent formulations. This is a chemically defined inorganic compound of potassium, meeting Chapter 28 Note 1. The microprill form is a physical presentation that does not affect classification.