Explanatory notes
… base, generally mineral (barium sulphate, calcium sulphate, aluminium oxide, China clay, talc, silica, siliceous fossil … such as azo dyes, vat dyes derived from anthraquinone, or alizarin dyes. These lakes are used mainly for manufacturing … printing inks, wallpaper and oil paints. Colour lakes may also be prepared from organic colouring matter of animal or …