Thermo Scientific™ Immuno Tubes and Stoppers Available on GSA/VA Contract for Federal Government customers only.

Reproduce results time after time with Thermo Scientific™ Immuno Tubes and Stoppers, ideal for ELISA, solid phase RIA and liquid phase RIA assays.

Manufacturer: Thermo Scientific™ 348801

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Catalog No. 12-565-195

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Limited warranty period: Subject to all warranty requirements and exclusions set out in our Terms and Conditions of Sale, this product is warranted from the date we ship the product and for ninety (90) days thereafter. Disclaimer to internal research use restriction: Any restrictions on the purchaser to utilize the product(s) for internal research purposes only does not apply to the product(s) on the web pages associated with this statement.


    For Use With (Equipment) Stopper
    Total Volume
    Type Stopper
    No. per Pack 500
    No. per Case 3000
    Description Polyethylene Stopper for Nunc-Immuno Tubes, 15mm
    For Use With 12mm O.D. Tubes

    Reproduce results time after time with Thermo Scientific™ Immuno Tubes and Stoppers, ideal for ELISA, solid phase RIA and liquid phase RIA assays. These products are backed by industry-leading quality standards and certifications.


    • Offered in choice of three surfaces for optimal binding
    • Three tube sizes with stoppers available (ordered separately)
    • Fits standard equipment

    Choice of Surface:

    • Thermo Scientific™ PolySorp™ is a hydrophobic surface that preferentially binds biomolecules that have hydrophobic domains.
    • Thermo Scientific™ MaxiSorp™ is a hydrophilic surface that is optimized for binding IgG and also displays increased binding of many other proteins and biomolecules that possess hydrophilic/hydrophobic character.
    • Thermo Scientific™ Mini-Sorp™ is a polyethylene-based material that provides a low-binding surface.

    Liquid Phase Immunoassay Tubes (Cat. Nos. 443990, 468608):

    • MiniSorp surface
    • Molded from special polyethylene formulation
    • For liquid phase immunoasssays, including RIA, for storing of reagents, or collecting chromatographic fractions

    Solid Phase Immunoassay Tubes:

    • PolySorp and MaxiSorp surfaces available for choice of optimal binding
    • For solid phase immuno techniques such as IRMA, ELISA and ILMA
    • Certified binding homogeneity
    • High–quality polystyrene for optimal quality
    • StarTube design gives higher sensitivity and faster assay times
    • Enhances assay sensitivity and reduces incubation times

    Recommended for:

    • ELISA
    • Solid Phase RIA
    • Liquid Phase RIA
    • Sample storage

  • Description & Specifications

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