ZSM-5 Zeolite Catalyst Base from Mexico
ZSM-5 is a medium-pore aluminosilicate zeolite with MFI framework topology used in methanol-to-gasoline processes. Classified in HTS 2842.10.00.00 as chemically defined complex silicate. Its intersecting 10-ring channels enable selective conversion.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Document framework type and SAR ratio precisely; comply with REACH if destined for EU; differentiate from metal-exchanged variants under 2842 other subheadings