MTBE 99.5% Spectroscopic Grade from Mexico
Spectroscopic-grade MTBE at 99.5% purity for analytical and research applications as a solvent ether. Falls under HTS 2909.19.14.00 as chemically defined acyclic ether from monohydric alcohols.
Duty Rate — Mexico → United States
15.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Lab imports under <5L exempt some hazmat; include NMR specs
• Avoid fuel misclassification