Coal-Derived Carbon Molecular Sieve 13X from Mexico
Carbon molecular sieve from coal for nitrogen PSA generators. Technically activated carbon shaped for gas separation, under 3802.10.0010. 0.6-0.8nm pores selective for O2/N2.
Duty Rate — Mexico → United States
14.8%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Pore size distribution confirms molecular sieve function
• Industrial gas end-use declaration prevents machinery classification