Notwithstanding these errors, the value of the " ethyl theory " was perceived; other radicals - formyl, methyl, amyl, acetyl, &c. - were characterized; Dumas, in 1837, admitted the failure of the etherin theory; and, in company with Liebig, he defined organic chemistry as the " chemistry of compound radicals." [Please select]
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The acid dyes comprise such as Acid green, Formyl violet, Acid magenta, Azo scarlet, Orange. [Please select]
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Formyl Violet S 4 B, chroming after dyeing as described above. [Please select]
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These comprise most of the basic dyes, such as Thioflavine T, Safranine, Brilliant Green, Methyl Violet, Magenta, New Methylene Blue, Bismarck Brown, Rose Bengale, Phloxine, Acid Greens, Formyl Violet S 4 B, Rhodamine, Solid Blue, etc. [Please select]
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