Food Grade Sodium Nitrate E251
Pharmaceutical-grade sodium nitrate (E251) used as a curing agent in meat products to prevent botulism. It is classified under tariff item 3102.50.00 as sodium nitrate, whether or not pure, per Chapter Note 2(a)(i). The product is not put up in retail packages for fertilizer use, so it remains in this item.
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 packaged for retail sale as a food additive
Food additives put up for retail sale may fall under food preparations, not Chapter 31.
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 product meets Canadian Food Inspection Agency (CFIA) standards for food additives
• Provide a certificate of analysis showing purity and absence of contaminants
• If packaged for retail sale as a food additive, it may be classified elsewhere; keep bulk packaging for this tariff item
Related Products under Tariff item 3102.50.00
Agricultural Sodium Nitrate Fertilizer
Granular sodium nitrate fertilizer formulated for direct soil application, providing nitrogen and sodium nutrients to crops such as beets and leafy greens. It is classified under tariff item 3102.50.00 as sodium nitrate, whether or not pure, per Chapter Note 2(a)(i). This product is not put up in the forms or packages described in heading 31.05, so it remains in this item.
Bulk Sodium Nitrate for Pyrotechnics
Prilled sodium nitrate used as a primary oxidizer in fireworks and signal flare production. It is classified under tariff item 3102.50.00 as sodium nitrate, whether or not pure, per Chapter Note 2(a)(i). The product is in bulk industrial form and not put up for retail sale, so it remains within this item.
Chile Saltpeter Sodium Nitrate
Natural sodium nitrate extracted from caliche deposits, historically known as Chile saltpeter, used in fertilizers and food preservation. It is classified under tariff item 3102.50.00 as sodium nitrate, whether or not pure, per Chapter Note 2(a)(i). The product is not put up in retail packages, so it falls under this item.
Industrial Grade Sodium Nitrate
Pure sodium nitrate (NaNO3) crystals used primarily as an oxidizing agent in industrial applications such as glass manufacturing and pyrotechnics. It is classified under tariff item 3102.50.00 as sodium nitrate, whether or not pure, per Chapter Note 2(a)(i). The product is not put up in retail packages, so it falls under this item.
Sodium Nitrate Flux for Glass Production
Coarse sodium nitrate used as a fluxing agent in glass melting furnaces to lower melting points. It is classified under tariff item 3102.50.00 as sodium nitrate, whether or not pure, per Chapter Note 2(a)(i). The product is in bulk form and not put up for retail sale, so it remains in this item.
Technical Grade Sodium Nitrate 99% Pure
High-purity (99%) sodium nitrate powder for use in explosives manufacturing and metal processing. It is classified under tariff item 3102.50.00 as sodium nitrate, whether or not pure, per Chapter Note 2(a)(i). The product is not put up in retail packages, so it falls under this item.