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Chromotrope® FB (C.I. 14720), 25 g

for microscopy
Pack Qty.
Acid red 14, Azorubine, Carmoisine
Empirical formula C20H12N2Na2O7S2
Molar mass (M) 502,43 g/mol
Density (D) 0,629 g/cm³
Boiling point (bp) 907,5 °C
Flash point (flp) >225 °C
Melting point (mp) >300 °C
CAS No. [3567-69-9]
EG-Nr. 222-657-4

Type analysis

€24.50/Pack Qty. 

excl. VAT. | 25 g per Pack Qty.

Art. No. 7648.2

In stock
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from 6 Pack Qty. €23.28/Pack Qty.
from 24 Pack Qty. €22.05/Pack Qty.
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Product details

Chromotrope® FB (C.I. 14720) for microscopy

Technical Information
Soluble in water 
Chromotrope® FB (C.I. 14720)
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Order No. Pack Qty. Pack. Price Quantity
7648.1 5 g glass €14.50
7648.2 25 g glass €24.50
7648.3 100 g glass €61.90
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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

Appearancedark red to black powder
Appearance of solution (0,1 % in H2O)clear
Loss on drying≤8 %

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