Technical Grade Potassium Persulfate Powder from Japan
Technical grade K2S2O8 powder for industrial bleaching and initiator use, with >98% purity. It is a peroxosulfate of potassium, fitting HTS 2833.40.60.10 as 'other' peroxosulfates, chemically defined per Chapter 28.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Include technical data sheet with peroxide value; ensure UN 1490 hazardous labeling for oxidizer class 5.1
• Common pitfall: confusing with sodium persulfate (2833.40.40)