Sodium Sulfite Anhydrous Powder
Pure anhydrous sodium sulfite (Na2SO3) in fine powder form, used as a reducing agent and antioxidant in chemical manufacturing. This chemically defined compound is classified under tariff item 2832.10.00 for sodium sulphites.
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 bisulfite or sodium metabisulfite
Other sulphites of sodium fall under different subheadings.
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
• Confirm the product is not mixed with other substances that could change classification
• Provide the CAS number (7757-83-7) on customs documents
• Check if the product requires a permit under Canada's Export and Import Permits Act
Related Products under Tariff item 2832.10.00
Food-Grade Sodium Sulfite Crystals
Food-grade sodium sulfite crystals meeting FCC standards, used as a preservative in dried fruits, wines, and seafood. This chemically defined sodium sulfite (Na2SO3) falls under tariff item 2832.10.00, which covers sodium sulphites in Chapter 28.
Industrial Sodium Sulfite Flakes
Industrial sodium sulfite flakes used in textile bleaching and photography developers as a reducing agent. As a chemically defined sodium sulfite, it is classified under tariff item 2832.10.00 for sodium sulphites.
Pharmaceutical Grade Sodium Sulfite USP
Pharmaceutical-grade sodium sulfite powder conforming to USP standards, used as an excipient and antioxidant in drug formulations. This chemically defined compound is classified under tariff item 2832.10.00 for sodium sulphites.
Photography Developer Sodium Sulfite
Fine powder sodium sulfite used in black-and-white film developers to prevent oxidation. As a pure inorganic sodium salt, it is classified under tariff item 2832.10.00 for sodium sulphites.
Sodium Sulfite for Wine Preservation
Granular sodium sulfite specifically for winemaking to prevent oxidation and microbial growth. As a chemically defined sodium sulfite, it falls under tariff item 2832.10.00 for sodium sulphites.
Sodium Sulfite Meta Bisulfite Precursor
High-purity sodium sulfite granules used as a precursor for sodium metabisulfite production in food and pharmaceutical industries. This chemically defined Na2SO3 is classified under tariff item 2832.10.00 for sodium sulphites.