Diethanolamine Perfluorooctane Sulfonate from Japan
Diethanolamine perfluorooctane sulfonate pairs a organic base with PFOS for water-soluble applications. Classified in HTS 2904.35.00.00 as an other salt, following chapter rules for organic salts of sulfonated compounds.
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
• Document salt formation per chapter note (C); provide synthesis route if challenged
• Beware end-use declarations; PFOS salts often trigger additional homeland security scrutiny
• Package to prevent decomposition; instability may classify as hazardous material