aniline dye


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aniline dye

See aniline.
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COD] for our BTW of aniline dye production are much lower, because after biological oxidation the solution contains mainly final oxidation products, aldehydes, ketones, and carbocyclic acids.
12 x 2-1/2" round head 2 screws (for hanging) 3/4" brads 10 3/8" x 1-1/2" dowel pins 4 Aniline dye stain, dark walnut 1 pint color(*) oil finish 1 pint (*) Non-grain-raising aniline dye stain is available from Wood Finishing Supply Co.
The first aniline dyes were limited by the need to use a substance known as a mordant to fix the dye permanently to the textile fiber, a requirement that added an extra step to the dyeing process.
According to one scholar, the tradition of reddish tones began in the sixteenth century with the onset of cochineal dye production: hut today these brilliant tones derive from commercial aniline dyes.
Hamilton) contain useful insights, but the essay I enjoyed most was Alison Victoria Matthews's well-informed and engaging study of the `politics of pigment in Victorian art, criticism and fashion', which explains how the impact of vivid and affordable aniline dyes on late Victorian culture induce a fashion change from bright to subdued `aesthetic' colour.
During the same time, a large number of aniline dyes appeared on the market, giving zest to Ehrlich's research on tissue stains.
I learned on my own, after getting very sick a couple of years ago, not to use aniline dyes like Rit and Tintex.
Commercial yarns and aniline dyes were introduced to mass-produce a product, pushing aside the native dyes and natural colored wools.
But by later decades wool manufacturers had discovered aniline dyes and so the violent magentas and acid greens arrived with a bang.
Some preparations of lamp oil contain aromatic hydrocarbons, or various scents and dyes, including aniline dyes that can contribute to additional toxicities (3).
A patch test should be performed before the semipermanent dye is applied, since about one fourth of the people who are allergic to permanent dyes are also allergic to aniline dyes that may be used in semipermanent dyes.
Later, aniline dyes were used and to a large extent replaced indigenous dyes.