High Purity Potassium Persulfate for Electronics from United States
Ultra-pure potassium persulfate (K2S2O8) with purity exceeding 99.5%, specifically for microelectronics etching applications. As a chemically defined peroxosulphate of potassium, it is classified under tariff item 2833.40.00, which covers all peroxosulphates (persulphates) regardless of purity level.
Duty Rate — United States → Canada
0%
Import Tips
• For electronics-grade material, be prepared to demonstrate purity through documentation
• The CBSA may require laboratory analysis to confirm the product meets chemically defined standards
• No special permits are needed for this inorganic compound, but ensure proper labelling for transport