Pyroid Colloidal Graphite Dispersion from Germany
Pyroid is a synthetic colloidal graphite dispersion used for pyrolytic carbon coatings in semiconductor wafer processing. The high-purity graphite is in a semi-colloidal form, which qualifies it under tariff item 3801.20.00 as a colloidal or semi-colloidal graphite preparation. It is not a separate chemically defined compound and is not excluded by Chapter 38 notes.
Duty Rate — Germany → Canada
0%
Import Tips
• Declare Pyroid as a high-purity colloidal graphite preparation and provide the dispersion medium details to CBSA
• Ensure the product is not classified as a separate chemical compound under Chapter 28 or 29
• Keep records of the product's use in semiconductor processing to support classification