Tesaurus d'Art i Arquitectura Getty Institute 0000-00-00 2024-01-24 15:40:44 en methyl dye300013105dye, methyltriphenylmethane dye A group of blue, green and violet dyes with a molecular structure having a central carbon atom connecting three aromatic rings, used as basic dyes for wool and silk, with mordants for cotton, and in some artist paints labeled brilliant. They only have fair lightfastness. colorant de metil colorante de metilo 2026-03-30 20:50:30