Farbenfabriken vorm. Friedrich Bayer & Co · Leverkusen [Germany] : The Farbenfabriken · leaf 45
arm up to 120—140 Faht. Since the basic colours are rapidly absorbed, and uneven shadeseasily obtained in consequence, it is advisable to add the colour-solutionin several portions and to take care that the temperature of the bath israised slowly. A short aftertreatment in a cold bath containing 2%… … l/u Brilliant Green cryst. 0,5% Victoria Blue B l,5/ii Brilliant RhodulinePurple R The basic colours are employed for very bright shades such ascannot be produced by any other colours. They are sometimes used forshading Benzo and Katigen colours by top-dyeing in a cold bath withan addition of…
Dyes and dyeing
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