Formaldehyde Semiconductor Processing Grade from China
Ultra-high purity formaldehyde for photoresist manufacturing in semiconductor production. It is a chemically defined methanal meeting Chapter 29 requirements for electronic chemical intermediates.
Duty Rate — China → Canada
0%
Import Tips
• Provide purity certificates to support the high-grade classification
• Ensure the product is not put up in a form for retail sale
• Check for any controlled substance or environmental regulations