Histology & Microscopy

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  1. BDD™ (Bacdown® Detergent Disinfectant)

    BDD™ (Bacdown® Detergent Disinfectant)

    Starting at: $252.00

    BDD™ (Bacdown® Detergent Disinfectant) will safely and effectively clean and disinfect surfaces in labs, production areas and process equipment. Diluted two (2) ounces per gallon of water (1:64), BDD™ is a bactericidal, virucidal, fungicidal, effective against HIV-1, HBV and more. Conforms to OSHA's Bloodborne Pathogens Standard. EPA registered.

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  2. Conflikt® (16 oz.)

    Conflikt® (16 oz.)

    Starting at: $204.00

    Conflikt® Ready-to-use Disinfectant Spray cleans and disinfects hard surfaces that may harbor viruses, bacteria and fungi. Pre-diluted, stable solution of dual quaternary ammonium active ingredients is effective against HIV-1, E-coli and other pathogenic organisms. Conforms to OSHA's Bloodborne Pathogens Standard. Conflikt is effective against a wide range of organisms including TB. EPA registered.

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  3. Cidehol® 70 Surface Disinfectant Wipes

    Cidehol® 70 Surface Disinfectant Wipes

    Starting at: $338.00

    CiDehol® 70 Wipes are pre-saturated with 70% isopropyl alcohol and 30% USP grade water. These wipes are ideal for cleaning hard surfaces, production areas and equipment in labs, cleanrooms and other facilities. Simply wipe the surface to be cleaned and allow excess moisture to evaporate. The wipes are provided 160 wipes in a convenient “pop-up” canister.

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  4. CiDecon® Surface Disinfectant Wipes

    CiDecon® Surface Disinfectant Wipes

    Starting at: $202.00

    Hard surface disinfectant wipes provide broad spectrum efficacy against bacteria, virus and fungi including HIV-1. Convenient canister dispenses 65 wipes (6" x 10.5"). Meets OSHA's Bloodborne Pathogens Standards and is EPA registered.

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  5. Microscope Slide Coverslips, Glass,  22mm x 30mm

    Microscope Slide Coverslips, Glass, 22mm x 30mm

    Starting at: $31.00

    Rectangular 22mm x 30mm x .13 - .17mm thick, one ounce

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  6. Indocyanine green

    Indocyanine green

    Starting at: $125.00

    Dye for hemodynamic studies. Invest.

    Cardiogreen; Fox green λ max 775nm

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  7. Saffron

    Saffron

    Starting at: $312.00

    Saffron is used in a variety of histological staining methods including the Hematoxylin, Phloxine and Saffron (HPS) staining technique.

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  8. Terry's Polychrome Methylene Blue 2% Aqueous

    Terry's Polychrome Methylene Blue 2% Aqueous

    Starting at: $198.00

    A STAT staining method for unfixed and fixed tissue. Stains nuclei more strongly than cell cytoplasm.Excellent dye for nuclear and nucleolar details. Can be used to demonstrate erythrocyte alterations/inclusions and some erythrocyte parasites, as well as to visualize reticulocytes.

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  9. Embedding Molds - Silicone, Round

    Embedding Molds - Silicone, Round

    Starting at: $41.00

    Polysciences offers an extensive line of embedding molds for a large variety of histological and general microscopy applications. If you need help in selecting the best mold for your applications, please call us for a suggestion.

    For use with Epoxy Resins for large or odd shaped specimens. The embedded blocks are 14mm in diameter. Up to six blocks per mold.

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  10. Embedding Molds - Silicone, Flat

    Embedding Molds - Silicone, Flat

    Starting at: $62.00

    Polysciences offers an extensive line of embedding molds for a large variety of histological and general microscopy applications. If you need help in selecting the best mold for your applications, please call us for a suggestion.

    For use with Epoxy Resins, this is our most popular mold. A flexible silicon rubber mold which releases up to 21 blocks by flexing. It is reusable and can be used to store material prior to sectioning. The mold is ideal for brain and lung tissue orientation.

    The 21 cavaties are 5mm x 12mm x 4mm deep.

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  11. Embedding Molds - Silicone, Flat, Numbered Cavities - Opaque

    Embedding Molds - Silicone, Flat, Numbered Cavities - Opaque

    Starting at: $66.00

    Polysciences offers an extensive line of embedding molds for a large variety of histological and general microscopy applications. If you need help in selecting the best mold for your applications, please call us for a suggestion.

    This mold is produced from opaque or translucent silicone rubber. Molds are durable and flexible and have 21 consecutively numbered shaped cavities. They have high thermal and chemical resistance.

    The 21 cavities are 5mm x 12mm x 4mm. The mold is 69mm x 90mm.

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  12. Gomori's Trichrome Stain Kit

    Gomori's Trichrome Stain Kit

    Starting at: $331.00

    Gomori’s One Step Trichrome refers to the multiple stain reaction of this reagent only. However, adequate staining of all cell components requires several other solutions to obtain balance in the tissue. The mordant with Bouin’s Fixative is used to drop the pH and for protein interaction in the section. While this mechanism is not clear the stain works best with this step included.

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  13. PEG 4000 Resin

    PEG 4000 Resin

    Starting at: $63.00

    This water soluble, nonionic material is used like paraffin to infiltrate and embed tissue. Easily removed from sections with 95% ethanol for immunocytochemical and x-ray microanalytical techniques.

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  14. PolyCut-Ease

    PolyCut-Ease

    Starting at: $63.00

    The addition of 1% PolyCut-Ease to any epoxy embedding recipe will enable many stress free sections to be cut from a single area of a knife. It preserves the life of your diamond knife edge as it markedly reduces friction of the knife as it cuts through the plastic. The additive will not change the block color or EM image quality. Does not contain Silicone.

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  15. Epoxy Resin Removal Kit

    Epoxy Resin Removal Kit

    Starting at: $189.00

    Quickly removes epoxy resin from thin sections in five minutes under mild conditions preserving delicate immunogenicity of specimens.

    Kit contains: 100ml of solution A and 3ml of solution B

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  16. Poly(ethylene glycol) (n) distearate, Flaked

    Poly(ethylene glycol) (n) distearate, Flaked

    Starting at: $77.00

    A removable embedding medium for thin and thick sections. In thicker sections the exterior surface of mitochondria can be observed whereas in resin-embedded thin sections the mitochondria are most frequently observed in a cross section. DGD is used to prepare tissue for immunofluorescent localization of cytoskeletal components. It is also used for tissue preparation for in situ hybridization with nucleic acid probes.

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  17. Methyl Methacrylate-Butyl Methacrylate Embedding Kit

    Methyl Methacrylate-Butyl Methacrylate Embedding Kit

    Starting at: $209.00

    Can be used to embed tissue for thin or thick sectioning. By varying butyl methacrylate amount in embedding mix, block hardness is changed. Can be UV catalyzed. For use in electron microscopy.

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  18. Methyl Methacrylate Embedding and Casting Kit

    Methyl Methacrylate Embedding and Casting Kit

    Starting at: $335.00

    Resin cures thermally (preferably under pressure) under anaerobic conditions and is capable of producing the highest quality hard, clear, colorless castings.

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  19. Unicryl™ Resin

    Unicryl™ Resin

    Starting at: $368.00

    A unique, largely hydrophilic, acrylic resin, developed for universal use in LM and EM applications. When fully polymerized, Unicryl™ demonstrates excellent cutting characteristics. Sectioning surface follows the contours of the tissue during cutting action, producing a highly exposed surface of proteins and nucleic acids for subsequent immunohistochemistry techniques.

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  20. Alcian Blue/PAS Kit

    Alcian Blue/PAS Kit

    Starting at: $285.00

    Demonstrates neutral and acidic mucosubstances on tissue at pH 2.5 imparts a blue color to the acidic mucins and other carboxylated or weakly sulphated acid mucosubstances. Periodic Acid Schiff (PAS) reaction is then used to stain basement membranes, glycogen and neutral mucosubstances pink to red. Mixtures of neutral and acidic mucosubstances will appear purple due to positive reactions with both Alcian Blue and PAS.

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  21. Luxol® Fast Blue, Ready-to-Use

    Luxol® Fast Blue, Ready-to-Use

    Starting at: $101.00

    Used to stain myelin and phospholipids.

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  22. Neat Stain Hematology Stain Kit

    Neat Stain Hematology Stain Kit

    Starting at: $89.00

    Three-step procedure for differentiation of morphological cell types in peripheral blood smears. Staining characteristics are similar to the traditional Wright’s and Wright-Giemsa stains.

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  23. Villanueva Osteochrome Bone Stain

    Villanueva Osteochrome Bone Stain

    Starting at: $156.00

    Useful for staining fresh, fixed, unembedded or plastic-embedded sections of bone. Villanueva Osteochrome Bone Stain gives uniform and reproducible results. Useful in studying biopsy or postmortem tissue.

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  24. Verhoeff Van Gieson Elastin Stain Kit

    Verhoeff Van Gieson Elastin Stain Kit

    Starting at: $225.00

    This stain is useful in demonstrating atrophy of elastic tissue in cases of emphysema, thinning and loss of elastic fibers in arteriosclerosis and other vascular diseases. With increasing age, changes such as splitting and fragmentation occur, these changes are most obvious in the skin which becomes wrinkled and rather loose-fitting.

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  25. Periodic Acid Schiff's (PAS) Stain Kit

    Periodic Acid Schiff's (PAS) Stain Kit

    Starting at: $241.00

    PAS techniques are used to demonstrate polysaccharides, neutral mucosubstances and basement membranes primarily in tissue. The PAS reagent is also called Fuelgen Stain for the demonstration of DNA with a different protocol. Kidney is the most sensitive control. The demonstration of glycogen is best represented by a section of liver with a digestion step used as a negative control in the staining.

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  26. Prussian Blue Iron Stain Kit (Reaction for Demonstration of Iron)

    Prussian Blue Iron Stain Kit (Reaction for Demonstration of Iron)

    Starting at: $193.00

    Prussian Blue or Perls’ reaction is used to demonstrate ferric iron and ferritin. This is not a true staining technique rather, it is a histochemical reaction.

    The protein is split off by the hydrochloric acid, allowing the potassium ferrocyanide to combine with the ferric iron. This forms the ferric ferrocyanide or Prussian Blue.

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  27. GlycoGel Stain Kit

    GlycoGel Stain Kit

    Starting at: $587.00

    Glycoproteins are macromolecules composed of both a protein and carbohydrate portion. The sugar group can assist in protein folding or improved stability.

    Glycoproteins are often found in proteins that are located in extracellular spaces and are important in immune cell recognition such as: antibodies and Major Histocompatibility Complex (MHC).

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  28. Neat Stain Gram Stain Kit

    Neat Stain Gram Stain Kit

    Starting at: $87.00

    For staining bacteria from cultures or specimens by the differential Gram stain method. Kit performs 150 tests.

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  29. Neat Stain Trichrome Stain Kit

    Neat Stain Trichrome Stain Kit

    Starting at: $213.00

    For staining stool specimens. Based upon the Wheatley Trichrome technique which is a rapid staining procedure providing very optimal results for routine examination. Simplified method - use of a mordant prior to staining is not necessary.

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  30. Amyloid Stain Kit (Congo Red)

    Amyloid Stain Kit (Congo Red)

    Starting at: $197.00

    Complete kit to aid in the staining of tissue for Amyloidosis. Amyloid Stain Kit used in the detection of amyloid FFPE as well as frozen tissue sections cut at 10 microns. The amyloid stains red and the nuclei stains blue. Control tissue is Alzheimer’s or other known amyloidosis.

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  31. Weigert’s Hematoxylin Kit (Solution A & B)

    Weigert’s Hematoxylin Kit (Solution A & B)

    Starting at: $129.00

    A nuclear staining solution containing, hematoxylin, ferric chloride and hydrochloric acid used in many non-routine techniques (special stains) because, it resists decolorization in acidic staining solutions. Ferric Chloride is a strong oxidizer, so it serves both as a mordant and oxidizer for Weigert's Hematoxylin.

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  32. Sodium dodecyl sulfate

    Sodium dodecyl sulfate

    Starting at: $38.00

    • Assay as C12: 99+% min.
    • Heavy metals: 10ppm max.
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  33. Silver Nitrate

    Silver Nitrate

    Starting at: $115.00

    Equal to or better than ACS specifications. Silver stain techniques are widely used to detect nanogram quantities of proteins following electrophoresis. Silver nitrate is the silver source in most silver stain procedures.

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  34. Silver Protein for Histology, Strong (not certified)

    Silver Protein for Histology, Strong (not certified)

    Starting at: $88.00

    Histological stain for microscopic analysis.

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  35. Glutaraldehyde, Biological Grade, 25%

    Glutaraldehyde, Biological Grade, 25%

    Starting at: $25.00

    Biological grade glutaraldehyde has been purified to minimize by-product formation and maximize shelf life. It should be suitable for most morphological studies. For more demanding purity and longer stability use EM grade glutaraldehyde.

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  36. Dodecenylsuccinic anhydride (DDSA)

    Dodecenylsuccinic anhydride (DDSA)

    Starting at: $32.00

    Epoxy hardener, suitable for use in embedding procedures.

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  37. Balsam, Canada

    Balsam, Canada

    Starting at: $98.00

    A natural resin used as mounting medium for microscopy.

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  38. Poly(ethylene glycol) distearate 400

    Poly(ethylene glycol) distearate 400

    Starting at: $77.00

    A removable embedding medium for thin and thick sections. In thicker sections the exterior surface of mitochondria can be observed whereas in resin-embedded thin sections the mitochondria are most frequently observed in a cross section. DGD is used to prepare tissue for immunofluorescent localization of cytoskeletal components. It is also used for tissue preparation for in situ hybridization with nucleic acid probes.

    MW = Molecular weight of PEG.

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  39. Picrosirius Red Stain Kit

    Picrosirius Red Stain Kit

    Starting at: $168.00

    Collagen Type I and III Staining

    Our Picrosirius Red Stain binds specifically to collagen fibrils of varying diameter that is used to distinguish collagen Type I from Type III. Picrosirius Red Stain will quantify the amount of collagen in a given area of myocardial tissue. (i.e. the collagen area fraction)

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  40. Masson's Trichrome Stain Kit

    Masson's Trichrome Stain Kit

    Starting at: $153.00

    Used for the detection of collagen fibers in tissues such as skin, heart, etc. on formalin-fixed, paraffin-embedded sections and may be used for frozen sections as well. Collagen fibers stained blue, nuclei stained black and cytoplasm, muscle, erythrocytes stained red.

    Available in 100ml and 500ml

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  41. Glutaraldehyde, Biological Grade, 50%

    Glutaraldehyde, Biological Grade, 50%

    Starting at: $39.00

    Biological grade glutaraldehyde has been purified to minimize by-product formation and maximize shelf life. Suitable for most morphological studies.

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  42. Glutaraldehyde, EM Grade, 70%

    Glutaraldehyde, EM Grade, 70%

    Starting at: $48.00

    Polysciences was the first to develop a superior grade of glutaraldehyde suitable for immunochemical techniques.

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  43. Glutaraldehyde, EM Grade, 25%

    Glutaraldehyde, EM Grade, 25%

    Starting at: $42.00

    Polysciences was the first to develop a superior grade of glutaraldehyde suitable for immunochemical techniques. Each batch of vacuum distilled glutaraldehyde manufactured by Polysciences is analyzed to maintain consistent high quality and freedom from contaminants which destroy antigenicity. Each ampoule is fitted with an ampoule cracker for added safety.

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  44. Glutaraldehyde, EM Grade, 8%

    Glutaraldehyde, EM Grade, 8%

    Starting at: $32.00

    EM grade is recommended for histochemical or immunological techniques. Polysciences was the first to develop a superior grade of glutaraldehyde suitable for immunochemical techniques. Each batch of vacuum distilled glutaraldehyde manufactured by Polysciences is analyzed to maintain consistent high quality and freedom from contaminants which destroy antigenicity. Each ampoule is fitted with an ampoule cracker for added safety.

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  45. Glutaraldehyde, EM Grade, 50%

    Glutaraldehyde, EM Grade, 50%

    Starting at: $40.00

    Polysciences was the first to develop a superior grade of glutaraldehyde suitable for immunochemical techniques. Each batch of vacuum distilled glutaraldehyde manufactured by Polysciences is analyzed to maintain consistent high quality and freedom from contaminants which destroy antigenicity.

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  46. Rapid PTAH Stain Kit

    Rapid PTAH Stain Kit

    Starting at: $208.00

    PTAH is used to demonstrate cross-striations of the skeletal muscle as well as fibrin and collagen. Used on formalin fixed, paraffin embedded tissue (FFPE).

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  47. Triton® X-100

    Triton® X-100

    Starting at: $44.00

    A nonionic surfactant useful in solubilizing protein aggregates. May also be used as a parting agent to facilitate removal of gels from tube walls.

    Octylphenol-polyethyleneglycol ether; Octylphenoxypolyethoxyethanol

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  48. Triton® X-100, 10% aqueous solution

    Triton® X-100, 10% aqueous solution

    Starting at: $133.00

    Under nitrogen in sealed ampoules.

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  49. DMP-30

    DMP-30

    Starting at: $39.00

    Curing catalyst for epoxy resins.

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  50. Dimethylaminoethanol (DMAE)

    Dimethylaminoethanol (DMAE)

    Starting at: $48.00

    Curing agent for epoxy resins.

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