Pigments for coloring frits; cobalt oxide as colorant; zinc oxide being pigment; inorganic metal-oxide pigments; enamels for use as varnishes for ceramics; colorants for ceramic paints; paints for ceramics; vitreous enamel paints; glazes being vitreous varnishes; glass paints and lacquers; fixatives in the nature of varnishes; fixatives for colorants; fixatives for dyes; thinners and thickeners for coatings, dyes and inks; pigments for use in the preparation of inks; synthetic, basic and natu...