Alumina Ceramic Retort from Mexico
High-alumina ceramic retort for laboratory pyrolysis and gas synthesis reactions. Named refractory good in HTS 6903.90.00 for chemical processing. Pure oxide ceramic fired >1600°C.
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
• Lab chemical certification; prove non-glass construction
• Avoid Chapter 70 labware classification