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Fluorescein free acid (Fluorescein, Free Acid)

For Research Use Only. Not for use in diagnostic procedures. Catalog #: MBS545877

MBS545877 is a biochemical targeting Fluorescein, free acid. Also known as Fluorescein free acid. More details

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Product Documentation
PDF
Sample Manual Insert View PDF
PDF
Testing Data View PDF
PDF
Certificate of Analysis (COA) View PDF
PDF
QC Report View PDF
PDF
Material Safety Data Sheet View PDF
PDF
Technical Datasheet View PDF
PDF
Protocol View PDF

Product Overview

Product Name
Fluorescein, free acid, Biochemical
Full Product Name
Fluorescein free acid
Form/Format
Yellow to yellow-red to orange-red to dark orange powder
Preparation and Storage
Room temperature
Molecular Weight
332.3
Grade
Technical
CAS Number
[2321-07-5]
Formula
C20H12O5
Identification
To pass test
Assay (anhydrous basis)
97.0% - 102.0%
Loss on drying at 135 degree C/1 hour
<=1%
Zinc
To pass test
Acriflavine
To pass test
Residual Solvents (Isopropyl Alcohol)
<5000ppm
Solubility 0.1% (0.1N NaOH)
Clear yellow to orange solution with greenish fluorescence

Other Notes

Small volumes of Fluorescein, free acid biochemical vial(s) may occasionally become entrapped in the seal of the product vial during shipment and storage. If necessary, briefly centrifuge the vial on a tabletop centrifuge to dislodge any liquid in the container`s cap. Certain products may require to ship with dry ice and additional dry ice fee may apply.
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