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The synthetic dyestuffs and the intermediate products from which they are derived (1920)

Cain, John Cannell, 1871-1921, Thorpe, Jocelyn Field, 1872- · London : C. Griffin · leaf 156

An illustration from The synthetic dyestuffs and the intermediate products from which they are derived, 1920, leaf 156
ves of Indanthrene.—The entrance of halogen atoms intothe molecule of indanthrene changes the shade towards green; at the same timethe sensitiveness of the hydroazine groups towards oxidising agents is consider-ably decreased. In order to introduce one halogen atom, indanthrene is, in thefirst…

Dyes and dyeing

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