“I refer to alizarin blue, alizarin cyanin, alizarin indigo, alizarin green, and coerulin.”
“After the experiments made by me, eosine mixtures acted equally in the yellow and blue shade; likewise mixtures of cyanin 1/10 and eosine yellow shade 9/10 were the most favorable.”
“Schumann has already said that one drop of cyanin solution, 1 to 2,500 to”
“Of the several kinds of cyanin, chlorosulphate, nitrate, and iodide, the latter acts best, as stated by Eder.”
“The dark to light-brown pigment, hitherto a problem, universally used on parchment, he contends upon historical, chemical and microscopic evidence is identical with oeno-cyanin and was prepared for the most part from yeast, and was first employed as a pigment.”
“Bloxam says that the coloring matter of grapes and of red wine appears to be "cyanin.”
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