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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.

Type analysis
€37.55 /Pack Qty.

€29.95/Pack Qty.  Campaign price!

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 €29.95
5283.2 500 g plastic €95.35
5283.3 25 g plastic €18.15
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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

You can search for and download your certificate of analysis for the selected product here. Please provide your batch number.
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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