TDI Diazo Ester Intermediate from Germany
A diazo compound used as a synthesis intermediate for advanced photoresists in semiconductor production. It is a separate chemically defined organic compound with a diazo functional group, falling under tariff item 2927.00.00 for diazo-, azo- or azoxy-compounds.
Duty Rate — Germany → Canada
0%
Import Tips
• Classify based on the chemical structure, not the end use in semiconductors
• Keep a safety data sheet (SDS) available for customs inspection