69021000 or 69029000
Proyecto de Modificatoria 2 del RTE INEN 033 (2R) "Baldosas cerámicas" (Draft Amendment No. 2 to Ecuadorian Standardization Institute Technical Regulation (RTE INEN) No. 033 (2R) "Ceramic tiles") (1 page, in Spanish)
The notified draft Amendment No. 2 to Ecuadorian Standardization Institute Technical Regulation (RTE INEN) No. 033 (2R) establishes the inclusion of definitions.