in theabsorption bands determined. It will be observed that, as thestrength of the colour solution increases, the dark bands inthe spectrum become broader, and one colour after another isgradually absorbed, until, in many cases, an almost mono-chromatic colour is transmitted. In such investigations… … This plate illustrates the effects of Dichroism in Dyes, and representsthree depths of the colour solution, (i) Sage Colour produced fromNaphthol Yellow and Methyl Violet; (2) Quinohne Blue; (3) Methyl Violet;(4) Magenta; (5) Gamboge and some Aniline Yellows ; (6) MalachiteGreen and other Aniline…
Color in the textile industries · Dyes and dyeing
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