Fuchsin is any of several red to purple dyes consisting of the salts (hydrochloride or acetate) of rosaniline and pararosaniline. Used in metal finishing and surface-treatment. The chemical structural body is triaminotriphenylmethane. Basic Violet 8 posses a brilliant green sheen crystals which produce red solution when dissolved. The solution is employed in coloring textiles and leather. It dyes animal and vegetable in nature. Basic Violet 8 is used as a bacterial stain. Basic Violet 8 is also used in the commercial preparation of other dyes.
- Acid fuchsin (acid magenta): Amixture of sulfonated fuchsias used in andrade's indicator and in various complex stains.
- Basic fuchsin (basic magenta): Yellow to green powder; soluble in water and alcohol; a mixture of fuchsins and magenta ii; dark green powder; used for staining the tubercle bacillus, for distinguishing between coli and aerogenes bact, as an antifungal agent in castellani's paint, as a germicide, and as a histologic stain, ph indicator.
- Methyl violet (crystal violet; gentian violet) : A derivative of pararosaniline; dark green powder used as an antiallergen and bactericide, acid-base indicator and for the gram stain the flemming triple stain with iodine; and newton's crystal violet-iodine technique, and in dyeing textile.
364. 71 gm/mole