Sodium Phosphate Dibasic
Sodium phosphate dibasic is a synonym for disodium phosphate, used in molecular biology buffers like PBS. It is a chemically defined disodium salt, classified under tariff item 2835.22.00, regardless of the grade or purity level.
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 phosphate is not specifically of mono- or disodium.
Other phosphate salts not covered by the specific subheading.
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 is labeled as disodium phosphate to match the tariff description
• For biotech-grade, provide purity certificates to CBSA
• Verify that no organic buffers are mixed in, which would change classification
Related Products under Tariff item 2835.22.00
Disodium Phosphate Anhydrous USP
Disodium phosphate anhydrous (Na2HPO4) is a chemically defined inorganic salt of disodium, used as a buffering agent in pharmaceuticals and food processing. It falls under tariff item 2835.22.00 as a phosphate of disodium, meeting the chapter's criteria for separate chemically defined compounds.
Disodium Phosphate Dodecahydrate
Disodium phosphate dodecahydrate (Na2HPO4·12H2O) is a hydrated form of disodium phosphate, used in lab reagents and pharmaceutical laxatives. As a chemically defined inorganic salt, it is classified under tariff item 2835.22.00, with the water of hydration not affecting its classification.
Disodium Phosphate Food Grade
Food-grade disodium phosphate meets FCC standards for use in cheese processing and evaporated milk stabilization. It is a chemically defined disodium salt, classified under tariff item 2835.22.00, provided it contains no organic additives that would exclude it from Chapter 28.
Monosodium Phosphate Anhydrous
Monosodium phosphate anhydrous (NaH2PO4) is a chemically defined inorganic salt used in buffer solutions and flame retardants. It is classified under tariff item 2835.22.00 as a phosphate of monosodium, meeting Chapter 28's criteria for pure compounds.
Monosodium Phosphate Dihydrate
Monosodium phosphate dihydrate (NaH2PO4·2H2O) is an acidulant and sequestrant used in beverages and metal treatment. As a chemically defined inorganic compound of monosodium, it falls under tariff item 2835.22.00, with the hydrate form not altering classification.
Sodium Acid Pyrophosphate
Sodium acid pyrophosphate (Na2H2P2O7) is a polyphosphate of disodium, used as a leavening agent in baking powders and meat products. It is classified under tariff item 2835.22.00 as a phosphate of disodium, since the heading includes polyphosphates whether or not chemically defined.