32% Liquid Caustic Soda
Industrial-grade 32% sodium hydroxide in water, known as liquid soda or soda lye, primarily used in water treatment and alumina production from bauxite. This aqueous solution of chemically defined sodium hydroxide falls under tariff item 2815.12.00 as it is a solution of caustic soda in water, meeting the criteria of Chapter 28 Note 1(b).
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 sodium hydroxide is in solid form (flakes, pellets, or beads) rather than in aqueous solution
Solid caustic soda is classified under the sibling tariff item for sodium hydroxide in solid form.
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 concentration is clearly stated on the commercial invoice and safety data sheet, as CBSA may verify the percentage of sodium hydroxide
• Verify if the product requires a permit under the Export and Import Permits Act if destined for certain end-uses
• Declare the correct 8-digit tariff item 2815.12.00 to avoid misclassification penalties
Related Products under Tariff item 2815.12.00
50% Sodium Hydroxide Aqueous Solution
A 50% concentration aqueous solution of sodium hydroxide, commonly known as liquid caustic soda or soda lye, used in industrial processes like paper manufacturing and soap production. This solution is a chemically defined compound dissolved in water, qualifying under tariff item 2815.12.00 per Chapter 28 Note 1(b).
Alumina Refining Soda Lye 48%
48% high-strength aqueous sodium hydroxide for the Bayer process in alumina extraction from bauxite ore. This liquid soda lye is a chemically defined compound in aqueous solution, classified under tariff item 2815.12.00 as per Chapter 28 Note 1(b), and is critical for digesting alumina from bauxite.
Battery Manufacturing Liquid Caustic 40%
40% sodium hydroxide aqueous solution for nickel-cadmium and alkaline battery electrolyte production. This pure soda lye solution is a chemically defined compound in water, falling under tariff item 2815.12.00, and is distinguished from battery parts or mixtures by its simple aqueous composition.
Bulk Liquid Soda 30% for Water Treatment
30% sodium hydroxide solution in bulk for municipal water softening and pH adjustment. Classified under tariff item 2815.12.00 as soda lye, this is an aqueous solution of chemically defined NaOH, excluding products of other chapters like water treatment chemicals with additives.
Food Processing 18% NaOH Solution
18% aqueous sodium hydroxide solution, FCC grade, for food processing like olive debittering and chocolate processing. This soda lye is a chemically defined compound in water, classified under tariff item 2815.12.00, and is not under Chapter 21 food preparations unless mixed with other ingredients.
Industrial Soda Lye 45% Concentration
45% aqueous sodium hydroxide solution, termed soda lye, essential for petroleum refining and textile processing. It qualifies for tariff item 2815.12.00 as a chemically defined inorganic compound of sodium in aqueous form, per Chapter 28 Note 1(b).