HS 2815-20 – Potassium hydroxide (caustic potash)
Tariff data as of T2026-2, effective Sept 1, 2026, last verified Oct 21, 2026
Sodium hydroxide (caustic soda); potassium hydroxide (caustic potash); peroxides of sodium or potassium. – Potassium hydroxide (caustic potash).
10-digit tariff items
- 2815-20-00-10 – Solid (MFN Free)
- 2815-20-00-20 – In aqueous solution (MFN Free)