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
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
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