Potassium Persulfate Crystals from Germany
Potassium persulfate (K2S2O8) is a white crystalline powder used as an oxidizing agent in chemical synthesis and polymerization processes. It falls under HTS 2833.40.60.10 as a peroxosulfate (persulfate) of potassium, specifically classified as 'other' peroxosulfates of potassium. This chemically defined inorganic compound meets Chapter 28 criteria for peroxosulfates.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
Import Tips
• Verify purity certificate to confirm it's chemically defined per Chapter 28 Note 1; ensure SDS includes CAS 7727-21-1
• Avoid misclassification as ammonium persulfate; check for stabilizers that might shift to 2831