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Fluorescein disodium salt (C.I. 45350), 100 g

extra concentrated
Pack Qty.
Resorcinophthalein sodium, Uranin
Empirical formula C20H10Na2O5
Molar mass (M) 376,28 g/mol
Flash point (flp) 217,6 °C
Melting point (mp) 317 °C
CAS No. [518-47-8]
EG-Nr. 208-253-0

For source staining and for the study of water current.

€42.50/Pack Qty. 

excl. VAT. | 100 g per Pack Qty.

Art. No. 5283.1

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Product details

Fluorescein disodium salt (C.I. 45350) extra concentrated

Technical Information
Soluble in Ethanol, water 
Fluorescein disodium salt (C.I. 45350)
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Order No. Pack Qty. Pack. Price Quantity
5283.1 100 g plastic


5283.2 500 g plastic


5283.3 25 g plastic


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General information

Indicators and Dyes

Carl ROTH offers many indicators and dyes of high purity, which can be used in special applications.


Certificates of Analysis

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The following analysis certificates have been found:

Type analysis

Appearanceorange-red to brown powder
Water≤10,0 %
Absorption max. (in H2O)~491 nm
Water40 mg/ml
Ethanol70 mg/ml
Soluble in water with a yellow-green fluorescence.

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