Technical Grade Lead Suboxide (Leady Litharge) from Canada
Technical grade leady litharge used in glass manufacturing and ceramic glazes, where it acts as a fluxing agent. It is specifically lead suboxide under HTS 2824.90.10.00, fitting Chapter 28 for metal oxides excluding those covered by other chapters like glass frits.
Duty Rate — Canada → United States
15.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Declare intended use in ceramics or glass to differentiate from battery grades and avoid anti-dumping scrutiny
• Ensure RoHS exemption documentation if destined for electronics-related glazing
• Test for heavy metal content to meet FDA indirect food additive rules if used in certain glazes