Stains & Dyes

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  • DAPI, Dihydrochloride

    MilliporeSigma

  • Uranyl Acetate

    Electron Microscopy Sciences

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

  • Very quick reaction times have led to Difco™ being the trusted leader in antisera-typing. Available with complete panels for typing Salmonella O & H, Shigella, Neisseria, E. coli, Vibrio, Listeria, Bordetella and Haemophilus.

  • 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

  • Bromophenol Blue

    Bio Basic Inc.

  • Gill's Hematoxylin Stain

    G-Biosciences

    Conventional stain used for H&E staining as well as counterstaining in immunohistochemistry (IHC) and cytology procedures. Ready to use formulation optimized for progressive nuclear staining with lower risk of overstaining than other formulations. Filtration and acid alcohol differentiation…

  • MF: C18H14Na2N2O8S2 MW: 496.43

  • S-TPPS 100MG

    Electron Microscopy Sciences

    A new electron dense stain for elastic tissue.

  • 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 …

  • Destain II

    G-Biosciences

    A gentle destain for destaining Coomassie stained gels. Features Contains Methanol <5% and Acetic Acid <10%

  • Eosin Y, Sodium Salt

    Bio Basic Inc.

  • 2,6-dichlorophenolindophenol (DCPIP) is a blue chemical compound used as a redox dye. In Oxidized form DCPIP is blue; whereas in reduced form DCPIP is colorless. The rate of photosynthesis can be measured by the rate at which this dye changes color (is reduced) when exposed to light in a…

  • 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…

  • Bromophenol Blue, ACS

    MP Biomedicals

    Bromophenol blue migrates at approximately the same rate as 300-500bp DNA in agarose gel and at the buffer front in protein polyacrylamide gels. Applications Bromophenol blue is a tracking dye for alkaline and neutral buffer systems. It is used as a tracking dye in DNA, RNA (agarose) and…

  • 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.

  • Auramine-Rhodamine

    Medical Chemical Corporation

    An aqueous solution of phenol, glycerine, isopropyl alcohol, rhodamine B and auramine O.

  • Rosolic acid

    BeanTown Chemical

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

  • Acid Fast Stain Kit, Kinyoun

    Hardy Diagnostics

    Used as a differential method to detect the difference between those organisms which decolorize with treatment of acid alcohol, and those that do not, such as the mycobacteria. This is the "Cold Stain" method that does not require heating of the slide. Kit includes one 8 oz. bottle…

  • MF: C28H30O4 MW: 430.54

  • FD Congo Red Solution™

    FD NeuroTechnologies

    FD Congo Red Solution™ is formulated for the staining of amyloid deposits in the central nervous system. This solution may be used with frozen or paraffin-embedded sections of preferably formaldehyde-fixed tissues. The following procedure has been proven to produce excellent staining on…

  • 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…

  • Protein Gel-Loading Dye for SDS-PAGE

    RPI (Research Products International)

    This dye is added to protein samples prior to electrophoresis on SDS PAGE gels.

  • Ponceau S Staining Solution

    RPI (Research Products International)

    Composition: Water: ≥ 94.9% Acetic Acid: 5.0% Ponceau S: 0.1%

  • Lead Nitrate

    Electron Microscopy Sciences

    Formula: Pb(NO3)2   Formula Weight: 331.21   Grade: Reagent A.C.S. CAS #: 10099-74-8 UN #: 1469

  • Calcein

    MP Biomedicals

    Calcein is an indicator for the determination of calcium by titration with EDTA. The excitation wavelength and emission wavelength are 495/515 nm. It is suitable for fluorometric determination of calcium. It does not fluoresce in strong alkaline solution, but an intense fluorescence appears in the…

  • FURA2/AM

    MilliporeSigma

  • FD Luxol Fast Blue Solution™

    FD NeuroTechnologies

    FD Luxol Fast Blue Solution™ is made for the staining of myelin sheaths in the central nervous system. This solution may be used with frozen or paraffin-embedded sections, preferably formaldehyde-fixed tissues. The following procedure has been proven to produce excellent staining on sections…

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