2833.29.51.90/Potassium Persulfate Crystals/Canada

Potassium Persulfate Crystals from Canada

Potassium persulfate (K2S2O8) crystals initiate polymerization in adhesives and initiate bleaching, HTS 2833.29.51.90 for other persulfates. Strong oxidizer properties confirmed.

Duty Rate — Canada → United States

3.7%

Rate breakdown

9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter

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Import Tips

• UN 1490 classification with oxidizing agent labels

• Batch certificates showing assay >99%

• Temperature-controlled shipping below 50°C