A fluorogenic dye
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Calcein Orange™ Diacetate

Item No. 20641

Product Insert (PDF)Safety Data Sheet (SDS) (PDF)
Technical Information
Formula Weight
877.2
Purity
≥90%
Emission
550 nm
Excitation
525 nm
Formulation (Request formulation change)
A solid
Solubility(Learn about Variance in Solubility)
DMSO: soluble
Shipping & Storage Information
Storage
-20°C
Shipping
Room temperature in continental US; may vary elsewhere
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    1 mg

    $283

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    Product Description

    Calcein Orange™ Diacetate is a fluorogenic dye that is used to assess cell viability. It is hydrolyzed to the fluorescent probe Calcein Orange™ (Item No. 20640). Calcein Orange™ is retained by living cells and displays excitation/emission maxima of 525/550 nm, respectively. Calcein Orange™ Diacetate is an orange-emitting variant of the green fluorophore Calcein AM (Item No. 14948), which has been used to evaluate cell viability and cytotoxicity.1,2

    WARNING This product is not for human or veterinary use.

    References & Product Citations
    Product Description References

    1. Bratosin, D., Mitrofan, L., Palii, C., et al. Novel fluorescence assay using calcein-AM for the determination of human erythrocyte viability and aging. Cytometry 66(1), 78-84 (2005).

    2. Lévesque, A., Paquet, A., and Pagé, M. Measurement of tumor necrosis factor activity by flow cytometry. Cytometry 20(2), 181-184 (1995).