Argon-38 Enriched Gas from Mexico
Argon-38 stable isotope enriched gas for geological age dating and tracer studies. HTS 2845.90.0100 for such non-2844 isotopes.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Include GC-MS analysis certificates; ensure CGA cylinder valve compatibility; declare research end-use