Silicalite-1 Aluminosilicate from Canada
Silicalite-1 (pure silica MFI) with trace aluminum forms hydrophobic zeolite membranes. Classified HTS 2842.10.00.00 when chemically defined as complex silicate. Used in pervaporation and organic separations.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Specify aluminum content <1% if applicable; provide hydrophobicity contact angle data; distinguish from optical grade under Chapter 90 exclusion