Electronic Etching Grade Potassium Hydroxide Solution from Germany
Specialty 25% KOH solution for silicon wafer etching in semiconductor fabrication. HTS 2815.20.00.90 covers this as 'other' liquid potassium hydroxide. Not doped element form excluded by notes.
Duty Rate — Germany → United States
0%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Screen for export control restrictions under CCL for semiconductor chemicals
• Use semiconductor-grade cleanroom packaging to maintain purity during transit
• Document <10 ppm metal impurities to prevent reclass as mixtures