Ammonium Peroxosulfate
Ammonium peroxosulfate ((NH4)2S2O8) is an oxidizing salt used in etching and polymerization. It is a salt of peroxosulfuric acid, classifiable under heading 28.42 as an 'other salt of a peroxoacid'.
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 |
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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
• This product is an oxidizer and may be subject to transport regulations; ensure proper labeling
• Verify the product is not classified as a peroxide under heading 28.49
• Provide a detailed SDS to the CBSA for clearance
Related Products under Tariff item 2842.90.00
Aluminum Peroxophosphate
Aluminum peroxophosphate is an inorganic salt of peroxophosphoric acid, used in flame retardants. It is a salt of a peroxoacid, classifiable under heading 28.42 as 'other salts of inorganic acids or peroxoacids'.
Ammonium Thiocyanate
Ammonium thiocyanate (NH4SCN) is an inorganic salt of thiocyanic acid, commonly used in fertilizers, photography, and steel pickling. It is a chemically defined compound of an inorganic base, classifiable under heading 28.42 as a thiocyanate.
Barium Thiocyanate
Barium thiocyanate (Ba(SCN)2) is an inorganic salt used as a corrosion inhibitor and in textile processing. It is a chemically defined thiocyanate of an inorganic base, falling under heading 28.42.
Cadmium Silicate
Cadmium silicate is an inorganic salt of silicic acid, used in phosphors and ceramics. It is classifiable under heading 28.42 as an 'other salt of an inorganic acid'.
Calcium Peroxocarbonate
Calcium peroxocarbonate is an inorganic salt of peroxocarbonic acid, used as an oxygen bleach and disinfectant. It is classifiable under heading 28.42 as an 'other salt of a peroxoacid', excluded from heading 28.36 per Chapter Note 2.
Calcium Thiocyanate
Calcium thiocyanate (Ca(SCN)2) is an inorganic salt used in concrete accelerators and de-icing products. It is a chemically defined thiocyanate of an inorganic base, classifiable under heading 28.42.