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It is a pale yellow crystalline powder which, upon oxidation with hydrogen peroxide, yields Williamson s violet (see p. 226). [Pg.225]

When ferric ammonium alum and potassium ferricyanide are acted upon with hydrogen peroxide in the presence of free hydrochloric acid, a blue substance, Fe7(CN)18.10H2O, is obtained, having properties similar to Williamson s violet, but less stable towards dilute ammonium hydroxide.7... [Pg.226]

See other pages where Williamson’s violet is mentioned: [Pg.226] [Pg.447] [Pg.746] [Pg.226] [Pg.447] [Pg.746]

See also in sourсe #XX -- [ Pg.225 , Pg.226 ]

See also in sourсe #XX -- [ Pg.447 ]