Silicalite-1 Aluminosilicate from China
Silicalite-1 is a pure silica zeolite with trace aluminum, forming hydrophobic membranes used in pervaporation and organic separations. As a chemically defined complex silicate, it falls under tariff item 2842.10.00.
Duty Rate — China → Canada
0%
Import Tips
• Confirm the aluminum content is within the range that maintains classification as a silicate
• If the material is in membrane form, check if it should be classified as a ceramic product
• Provide technical data sheets to support the chemical definition