Sodium Peroxymonosulfate Powder
Sodium peroxymonosulfate (Na2SO5) is a selective oxidant used in wastewater treatment and bleaching. As a chemically defined peroxosulphate of sodium, it is classified under tariff item 2833.40.00. The compound meets Chapter 28's criteria for separate chemically defined compounds, and no exclusions apply.
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 a double or complex salt
Chapter 28 Note 5 directs such salts to heading 28.42.
If activated carbon or other carriers are present
Activated carbon products fall in heading 38.02.
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 a mixture; pure sodium peroxymonosulfate is classified under 2833.40.00
• If the product is in solution, ensure the solvent is water or a normal transport solvent
• Provide the CAS number to the CBSA for faster clearance
Related Products under Tariff item 2833.40.00
ACS Reagent Ammonium Persulfate
ACS reagent grade ammonium persulfate with 99.99% purity for laboratory polymerization and biochemical applications. As a chemically defined ammonium peroxosulphate, it is classified under tariff item 2833.40.00, which covers all peroxosulphates (persulphates).
ACS Reagent Potassium Persulfate
ACS-grade potassium persulfate for laboratory oxidations and analysis is a pure, chemically defined peroxosulphate of potassium. It falls under tariff item 2833.40.00.
Ammonium Persulfate Alternative Sodium Grade
Sodium persulfate (Na2S2O8) is a strong oxidizing agent used as a substitute for ammonium persulfate in emulsion polymerization processes. It is a chemically defined inorganic compound of sodium, falling under the peroxosulphates (persulphates) subheading of the Customs Tariff of Canada.
Ammonium Persulfate Crystals
Crystalline ammonium persulfate used in etching solutions for printed circuit boards and metal surface treatment. As a chemically defined ammonium peroxosulphate, it is classified under tariff item 2833.40.00, which covers peroxosulphates (persulphates) of all kinds.
Ammonium Persulfate Flakes
Flake form of ammonium persulfate for convenient handling in water treatment and wastewater oxidation processes. As a chemically defined ammonium peroxosulphate, it is classified under tariff item 2833.40.00, which covers peroxosulphates (persulphates) in all physical forms.
Ammonium Persulfate Powder
Ammonium persulfate ((NH4)2S2O8) is a strong oxidizing agent used as a radical initiator in acrylic and vinyl polymerizations. This chemically defined peroxosulphate of ammonium falls under tariff item 2833.40.00.