Stains & Dyes

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  • Nuclear Fast Red

    Bio Basic Inc.

  • Sudan IV

    MP Biomedicals

    Sudan IV has been used industrially to color oils, waxes, shoe polish, greases, oily-resin lacquers, varnishes, cellulose acetate and acrylic resins, and in wood stains. As a biological stain, it is used primarily to stain lipids and fatty substances present in cells and tissues. The color imparted…

  • Orcinol Monohydrate

    MP Biomedicals

    Orcinol is used to prepare colorimetric reagents for the determination of RNA, DNA, hexoses and pentoses.

  • India Ink

    Hardy Diagnostics

    For use in the identification of Cryptococcus neoformans by detection of the polysaccharide capsule. India ink is a negative stain that will show a clear zone where the capsule is.

  • Rosolic acid

    BeanTown Chemical

    CAS: 603-45-2 EC No: 210-041-8 MDL No: MFCD00001624 Powder Molecular Formula: C19H14O3 MW: 290.32

  • Indole, Kovac's Reagent

    Hardy Diagnostics

    P-dimethylaminobenzaldehyde, to test indole production in indole broth or for biochemical strip/cupule methods. Positive indole reactions with Kovac's will turn pink to red. Does not require a xylene or chloroform extraction as with Ehrlich's Reagent. Kovac's Reagent is not for rapid…

  • Loeffler's Methylene Blue Stain

    Hardy Diagnostics

    Used to examine metachromic granules in C. diphtheriae, screening bacteria in CSF, or for enumeration of fecal leukocytes.

  • Coomassie® Brilliant Blue R-250

    MP Biomedicals

    Coomassie® Brilliant Blue R-250 is a fast acting, sensitive dye. Brilliant Blue R can be used for staining proteins on polyacrylamide electrophoresis gels. Improvement of sensitivity and background have been accomplished using Brilliant Blue dyes in a colloidal form. Other applications for…

  • Crystal Violet

    BeanTown Chemical

    CAS: 548-62-9 EC No: 208-953-6 MDL No: MFCD00011750 RTECS: BO9000000 UN No: UN3077; Haz Class: 9; Packing Group: III Crystalline/Powder Molecular Formula: C25H30ClN3 MW: 407.99 Melting Point: 205° (decomposes)

  • Rose Bengal

    BeanTown Chemical

    CAS: 632-69-9 EC No: 211-183-3 MDL No: MFCD00151169 RTECS: LM5920000 Solid Molecular Formula: C20H2Cl4I4Na2O5 MW: 1017.65 Melting Point: >300°

  • Rhodamine B

    Bio Basic Inc.

  • Propidium Iodide Solution 5ML

    MilliporeSigma

  • Ponceau S

    MP Biomedicals

    Ponceau S is used as protein stain for electrophoresis.

  • Tropaeolin O

    BeanTown Chemical

    CAS: 547-57-9 EC No: 208-924-8 MDL No: MFCD00007499 RTECS: DB6145180 Powder Molecular Formula: C12H9N2NaO5S MW: 316.27

  • Decolorizer, Intermediate

    Hardy Diagnostics

    Decolorizer used in the gram stain procedure, intermediate 50% alcohol/50% acetone. Recommended for use with stabilized iodine.

  • Ethidium Bromide [EB]

    Bio Basic Inc.

  • GelGreen® Nucleic Acid Gel Stain (in Water)

    Phenix Research Products

    For new users, we recommend GelGreen® 10,000X in water, our latest formulation that eliminates the hazards of handling DMSO for better safety. Replaces SYBR or GelStar. Excites at 488nm.

  • Alkali Blue 6B

    Bio Basic Inc.

  • InstantBlue™ Protein Stain

    Expedeon

    InstantBlue is a ready to use Coomassie protein stain for polyacrylamide gels. Its unique mechanism of action stains proteins in 15 minutes while leaving a clear background eliminating the need to fix, wash or destain. InstantBlue is formulated for safe use and easy disposal. Ultra-fast…

  • CF® Dye Succinimidyl Esters

    Biotium

    CF® Dye Succinimidyl Esters (SE, also known as NHS esters) are amine-reactive fluorescent dyes. SE dyes are commonly used to label antibodies and other proteins on free amine groups, such as lysine residues.

  • Crystal Violet, ACS, 90.0% min.

    BeanTown Chemical

    CAS: 548-62-9 EC No: 208-953-6 MDL No: MFCD00011750 RTECS: BO9000000 UN No: UN3077; Haz Class: 9; Packing Group: III Powder Molecular Formula: C25H30ClN3 MW: 407.99 Melting Point: 205° (decomposes)

  • Methyl Blue, Sodium Salt

    Bio Basic Inc.

  • Gram Stain Kit Advanced™

    Hardy Diagnostics

    Used to stain microorganisms from cultures or specimens by the differential gram method. Produces gram stains with brighter more distinct colors. Kit includes: Hucker's Crystal Violet Iodine, stabilized Decolorizer, Fast Counterstain, Advanced

  • Toluidine Blue O

    MP Biomedicals

    Toluidine Blue O is a metachromatic dye suitable for a wide variety of histological staining procedures.

  • Decolorizer, Fast, 25% Alcohol/75% Acetone

    Hardy Diagnostics

    Decolorizer used in the gram stain procedure, fast 25% alcohol/75% acetone. For those who require a faster decolorizer. Recommended for use with stabilized iodine.

  • Iodine

    Bio Basic Inc.

  • Methyl Red

    Bio Basic Inc.

  • Indigo Carmine

    MP Biomedicals

    Indigo Carmine is a blue, anionic indigoid dye. Indigo Carmine is useful in the staining of Negri bodies. It can be used as a contrast stain for plasma when red nuclear stains are used.

  • Propidium Iodide

    MilliporeSigma

  • DAF-2

    MilliporeSigma

  • Brilliant Blue R-250

    RPI (Research Products International)

    Brilliant Blue R-250 is commonly used for staining proteins in polyacrylamide gels.

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