Porcelain Crucible for Laboratory Use from Mexico
A high-fired porcelain crucible designed for melting and heating substances in laboratory settings, featuring excellent thermal shock resistance and chemical inertness. It falls under HTS 6909.19.50 as a ceramic ware specifically for laboratory technical uses, made from porcelain with low water absorption. The firing process exceeds 800°C, qualifying it for Chapter 69.
Duty Rate — Mexico → United States
14%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Verify firing temperature certification to confirm Chapter 69 eligibility and avoid exclusion under note (b)
• Provide lab end-use documentation to support technical classification over general tableware
• Test water absorption per ASTM C373 to distinguish porcelain from earthenware if challenged