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Methyl violet is a mutagen and mitotic poison, therefore concerns exist regarding the ecological impact of the release of methyl violet into the environment. Methyl violet has been used in vast quantities for textile and paper dyeing, and 15% of such dyes produced worldwide are released to environment in wastewater. Numerous methods have been ...
Methyl violet 2B (Tetramethylparosanilinium chloride, 4,4'-[(4-Imino-2,5-cyclohexadien-1-yliden)methylen]bis(N,N-dimethylaniline)hydrochloride) is a violet triarylmethane dye from the group of cationic dyes and an essential component of C.I. Basic Violet 1 (trivial name methyl violet). Methyl violets are mixtures of tetramethyl (2B ...
p-Dimethylaminobenzophenone is related to Michler's ketone, but with only one amine. [5] Auramine O, a dye, is a salt of the iminium cation [(CH 3) 2 NC 6 H 4] 2 CNH 2 +.Michler's thione, [(CH 3) 2 NC 6 H 4] 2 CS, is prepared by treatment of Michler's ketone with hydrogen sulfide in the presence of acid or sulfideing auramine O. [6] Hydride reduction of Michler's ketone gives 4,4'-bis ...
The name gentian violet was originally used for a mixture of methyl pararosaniline dyes (methyl violet), but is now often considered a synonym for crystal violet. The name refers to its colour, being like that of the petals of certain gentian flowers; it is not made from gentians or violets .
Nutrient pollution caused by Surface runoff of soil and fertilizer during a rain storm Nutrient pollution, a form of water pollution, refers to contamination by excessive inputs of nutrients. It is a primary cause of eutrophication of surface waters (lakes, rivers and coastal waters ), in which excess nutrients, usually nitrogen or phosphorus ...
By Nate Raymond (Reuters) -The U.S. Supreme Court declined on Monday to hear a challenge based on constitutional free speech protections to a voter-approved measure in Alaska that requires greater ...
AMOG commissioned the report entitled, "The economic and social impact of mercury pollution on the Whitedog and Grassy Narrows Indian Reserves, Ontario", which was published in 1979. [ 20 ] A 1976 Canadian Medical Association Journal article "Methyl mercury poisoning in Canada", disregarded the data from Harada, because they did not factor in ...
Chris Martin considers longtime partner Dakota Johnson one of his best friends — even amid breakup rumors.. The Coldplay frontman, 47, gave a hint as to his relationship status with the Madame ...