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Victoria Blue Bo




Victoria Blue BO, also known as '''C.I. Basic Blue 7''' and '''C.I. 42595''', is a chloride salt of a synthetic blue triarylmethane dye. Its chemical formula is C33H40N3Cl. It has the appearance of a reddish blue powder. It is a photosensitizer.

Its EINECS Number is 219-232-0.

Victoria Blue BO base, also known as '''Solvent Blue 5''' and '''C.I. 42595:1''', is a hydroxide instead of chloride. Its chemical formula is C33H41N3O. Its CAS number is .

Victoria Blue BO is used to dye anionic substrates, eg. Wool , Silk , Nylon , and Acrylic s, where bright dying is required. It is also used for Staining in Microscopy , where it is used to stain Mitochondria . As Solvent Blue 5, it is used in some Pyrotechnic compositions for blue Colored Smoke .