Sodium Perfluorooctane Sulfonate from Japan
Sodium perfluorooctane sulfonate (Na-PFOS) serves as a surfactant intermediate with high surface activity due to its perfluoroalkyl chain. Under HTS 2904.35.00.00 as other PFOS salts, per chapter 29 for chemically defined sulfonated fluorohydrocarbons.
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 Safety Data Sheets (SDS) and TSCA certifications; non-compliant shipments face seizure
• Confirm 98%+ purity to avoid reclassification as chapter 38 mixture
• Use correct CAS 29081-56-9; mislabeling leads to penalties