Potassium Peroxide KO2 from China
Potassium peroxide (KO2), also known as potassium superoxide, is a chemically defined inorganic compound used in oxygen generation systems for submarines and breathing apparatus. It is a peroxide of potassium, falling under the tariff item for peroxides of sodium or potassium. The product is not excluded by Chapter 28 notes as it is a separate chemical compound.
Duty Rate — China → Canada
0%
Import Tips
• Provide technical documentation confirming the chemical formula and purity of KO2
• Ensure the product is packaged safely for oxidizing materials
• Verify that the end-use does not require classification under a more specific heading