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Update to Avantor’s response to the coronavirus (COVID-19) pandemic

Fluorescein ≥99%

Supplier: Van Der Voort Lucht en Milieu Amste
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CDX-F0023-G250 CDX-F0023-G500 CDX-F0023-K001
102989-942EA 193.85 USD InStock
102989-942 102989-944 102989-946
Fluorescein ≥99%
Fluorescein
Fluorescein is a fluorophore commonly used in microscopy, flow cytometry forensics, serology to detect latent blood stains, and in dye tracing (attached to certain biologically active molecules). This fluorescent dye/probe has spectral data of lambdaex 490 nm| lambdaem 514 nm in 0.1 M Tris pH 8.0 and is strongly pH dependent. It has an isosbestic point (equal absorption for all pH values) at 460 nm. Fluorescein derivatives are used in different applications in cell biology.


Formula: C₂₀H₁₂O₅
MW: 332.31 g/mol
Storage Temperature: Refrigerator
 MDL Number: MFCD00005050
CAS Number: 2321-07-5
Merck Index: 13,04185
https://qa.digitalassets.avantorsciences.com/adaptivemedia/rendition?id=97b9d8d37f0106f4c8ef2d7759759d21bd43cc03&vid=97b9d8d37f0106f4c8ef2d7759759d21bd43cc03&prid=web&clid=SAPDAM
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Specification Test Results
Source/Host Synthetic
Purity >99% (HPLC)
Appearance/Color Red powder.
Solubility Soluble in acetone or DMSO. Insoluble in water or chloroform.

 

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