Monopersulfate Triple Salt from Japan
2KHSO5·KHSO4·K2SO4, a triple salt containing monopersulfate, acts as a disinfectant and oxidizer in pool chemicals and personal care. Classified in HTS 2833.40.60 as 'other' peroxosulfates, as complex peroxysalts per Chapter 28 Note 5. The active monopersulfate moiety determines heading placement.
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
• Declare active oxygen content for CBP verification; ensure EPA registration if for pool use; segregate from flammables during ocean freight