Stains & Dyes

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Stains & Dyes

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  • Camco Quik Stain® (Wright)

    Cambridge Diagnostic

    The Fastest and Most Reliable Differential Stain Available! Camco Quik Stain revolutionized differential staining. One easy to use solution is all that is required for manual staining techniques. Camco Quik Stain incorporates a buffer into the stain solution eliminating many additional steps.…

  • 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

  • Amaranth, dye content 85-95%

    BeanTown Chemical

    CAS: 915-67-3 EC No: 213-022-2 MDL No: MFCD00004076 RTECS: QJ6550000 Solid Molecular Formula: C20H11N2Na3O10S3 MW: 604.47 Density (g/mL): 1.5

  • Hematology Buffer, pH 7.2

    Astral Diagnostics

    pH 7.2 used to dilute staining solutions in the Wright, Wright-Giemsa, and Giemsa staining processes.

  • India Ink Stain Solution

    Bio Basic Inc.

    India ink (Pelikan 17 black) is used to stain electro-blotted proteins on blot transfer membranes. Transferred proteins (>5 ng/band) appear as black bands on a gray background. Proteins are stained in the India ink solution after electroblotting from one-dimensional or two-dimensional…

  • Concentration: 0.2% w/v in Glacial Acetic Acid Composition: Acetic Acid 99.81%, Gentian Violet 0.19% Boiling Point: Approximately 118°C Density: 1.05 Melting Point: 16.64°C Color: Dark blue to violet/purple liquid Physical State: Liquid Flash Point: 39°C pH Range: Solubility…

  • DAPI, Dihydrochloride


  • Rhodamine B

    Bio Basic Inc.

  • LabSafe™ Nucleic Acid Stain is a new and safe nucleic acid stain for the visualization of double-stranded DNA, single-stranded DNA, and RNA in agarose gels. The dyes are developed to replace toxic Ethidium Bromide (a potent mutagen), commonly used in gel electrophoresis for visualization of…

  • 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…

  • Eosin Y, Reagent, ACS

    Spectrum Chemical

    EOSIN Y, REAGENT, ACS, a form of eosin, is used as an acidic red stain for indicating cytoplasm material. As an ACS grade quality reagent, its chemical specifications are the de facto standards for chemicals used in many high-purity applications and typically designate the highest quality chemical…

  • Rhodamine B

    BeanTown Chemical

    CAS: 81-88-9 EC No: 201-383-9 MDL No: MFCD00011931 RTECS: BP3675000 Powder Molecular Formula: C28H31ClN2O3 MW: 479.02 Melting Point: 210-211° (decomposes) Density (g/mL): 0.790

  • The Fastest and Most Reliable Differential Stain Available! Camco Quik Stain II revolutionized differential staining. One easy to use solution is all that is required for manual staining techniques. Camco Quik II Stain incorporates a buffer into the stain solution eliminating many additional…

  • Uranyl Acetate

    Electron Microscopy Sciences

    Formula: UO2(OCOCH3)2·2H2O   Formula Weight: 424.14 CAS #: 541-09-3 Assay: 98.0-102.0%

  • Formula: Mixture Description: for Dissolved Oxygen (DO) Analysis

  • Trypan Blue 0.4% Solution is commonly used as a cell stain to measure cell viability using dye exclusion method. The dye exclusion method is based on the principle that cell impermeable dyes like Trypan blue will stain only dead cells where as viable cells will not be stained. Trypan Blue…

  • Pluronic® F-127


    *Pluronic® F-127 is a nonionic, surfactant polyol with molecular weight around 12,500 daltons. Pluronic® F-127 promotes solubilization of water-insoluble dyes and other materials in physiological medium. Pluronic® F-127 is most commonly used to disperse the acetomethyl (AM) esters…

  • Ninhydrin Reagent

    Hardy Diagnostics

    For use in rapid determination of sodium hippurate hydrolysis reactions in bacteria. Useful for the presumptive identification of Campylobacter, Listeria, and Gardnerella vaginella.

  • TMD™ Tissue Marking Dyes

    General Data Healthcare

    Excellent for marking excised tissue or processing multiple specimens in one cassette. TMD is fast drying with excellent readability and does not require fixation in Bouin’s.

  • Q-Slide™ AFB

    Hardy Diagnostics

    A convenient ready-to-stain control slide that will test both your stain solutions and your staining techniques. Positive and negative stain control organisms are affixed to the circles in each Q-Slide™. Up to four patient specimens (in the squares) may be processed at the same time as the QC…

  • Lactophenol Cotton Blue

    Hardy Diagnostics

    For the staining of fungi in slide wetmounts.

  • Toluidine Blue O

    MP Biomedicals

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

  • Imidazole

    Electron Microscopy Sciences

    Imidazole is a liquid enhancing buffering agent that, when used with 4% osmium tetroxide solution as a post-fixation for tissue blocks, produces a prominent electron-opaque staining of lipid droplets with no evidence of diffusion. Procedure: Tissue is fixed by vascular perfusion with…

  • Basic Fuchsin

    BeanTown Chemical

    CAS: 632-99-5 EC No: 211-189-6 MDL No: MFCD00012569 RTECS: CX9850000 Crystalline/Powder Molecular Formula: C20H20ClN3 MW: 337.86

  • Uranyl Acetate Solution

    Electron Microscopy Sciences

    We are now offering Uranyl Acetate pre-made and ready to use solution for making your work easier. The following percentages are avaialble off the shelf (1, 2, 3, 4). Formula: UO2(OCOCH3)2·2H2O Formula Weight: 424.14 CAS #: 541-09-3 …

  • Fast Blue B Salt

    MP Biomedicals

    Fast blue B salt is useful for TLC of Aflatoxins. Fast Blue B is a diazonium salt used as a tissue stain.

  • Malachite Green, Oxalate Salt

    RPI (Research Products International)

  • CAS: 5486-84-0 EC No: 226-817-4 MDL No: MFCD00074765 Powder Molecular Formula: C34H36Cl4N6O6Zn MW: 831.89

  • Lucifer Yellow CH is the hydrazine (-NH-CO-NH-NH2) form of the dye compared to Lucifer Yellow VS, which is the vinyl sulfone (-Ph-SO2-CH=CH2) form. It is a highly fluorescent dye useful in marking nerve cells. Lucifer yellow CH has been used to demonstrate electrical coupling between hamster…

  • Composition: Water 94.02%, Sodium Sulfate Anhydrous 4.82%, Sulfuric Acid 1.16%, Methylene Blue Trihydrate 0% Boiling Point: Approximately 100°C Density: 1.04 Melting Point: Approximately 0°C Color: Blue liquid Physical State: Liquid Solubility Information: Miscible Shelf Life: 12…

  • Giemsa stain, modified


    Synonym: Giemsa Solution MDL number: MFCD00081642 PubChem Substance ID: 24895392 Application When blood films are stained using Giemsa Stain, the nucleus and cytoplasm of white blood cells take on characteristic blue or pink coloration. The use of purified eosin and thiazine…

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