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  2. Pyranine - Wikipedia

    en.wikipedia.org/wiki/Pyranine

    Pyranine is a hydrophilic, pH-sensitive fluorescent dye from the group of chemicals known as arylsulfonates. [2] [3] Pyranine is soluble in water and is used as a coloring agent, biological stain, optical detecting reagent, and pH indicator.

  3. Nigrosin - Wikipedia

    en.wikipedia.org/wiki/Nigrosin

    Structure of a major component of the dye nigrosin. In staining dyes, nigrosin (CI 50415, Solvent black 5) is a mixture of black synthetic dyes made by heating a mixture of nitrobenzene, aniline, and hydrochloric acid in the presence of copper or iron. [1] Related to induline, it is a mixture of phenazine-based compounds.

  4. Alcian blue stain - Wikipedia

    en.wikipedia.org/wiki/Alcian_blue_stain

    Micromass cultures of C3H-10T1/2 cells at varied oxygen tensions stained with Alcian blue. Alcian blue (/ ˈ æ l ʃ ə n /) is any member of a family of polyvalent basic dyes, of which the Alcian blue 8G (also called Ingrain blue 1, and C.I. 74240, formerly called Alcian blue 8GX from the name of a batch of an ICI product) has been historically the most common and the most reliable member. [1]

  5. Dye - Wikipedia

    en.wikipedia.org/wiki/Dye

    Disperse dyes were originally developed for the dyeing of cellulose acetate, and are water-insoluble. The dyes are finely ground in the presence of a dispersing agent and sold as a paste, or spray-dried and sold as a powder. Their main use is to dye polyester, but they can also be used to dye nylon, cellulose triacetate, and acrylic

  6. Rhodamine 6G - Wikipedia

    en.wikipedia.org/wiki/Rhodamine_6G

    Rhodamine 6G chloride powder mixed with methanol, emitting yellow light under green laser illumination. Rhodamine 6G usually comes in three different forms. Rhodamine 6G chloride is a bronze/red powder with the chemical formula C 28 H 31 ClN 2 O 3. Although highly soluble, this formulation is very corrosive to all metals except stainless steel.

  7. Mordant - Wikipedia

    en.wikipedia.org/wiki/Mordant

    Mordant red 19 is a typical mordant dye. Like many mordant dyes, it features the azo group (RN=NR) and various sites for chelating to metal cations. A French Indienne, a printed or painted textile in the manner of Indian productions, which used mordants to fix the dyes. A mordant or dye fixative is a substance used to set (i.e., bind) dyes on

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