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Chromotrope® 2B (C.I. 16575), 100 g

for microscopy
Examples of effect: Lead to damage to heath, cause irritation to eyes, skin or respiratory organs. Are fatal in larger quantities. Safety: As previously stated, in the event of skin irritation or contact with eyes, rinse with water or a suitable medium.
i causes skin irritation, causes serious eye irritation, may cause respiratory irritation
P261 P302+P352
i avoid breathing dust, IF ON SKIN: Wash with plenty of water
Pack Qty.
Empirical formula C16H9N3Na2O10S2
Molar mass (M) 513,37 g/mol
Melting point (mp) >300 °C
CAS No. [548-80-1]
EG-Nr. 208-959-9

Dissolve 0.005 g in H2SO4

Type analysis

€61.90/Pack Qty. 

excl. VAT. | 100 g per Pack Qty.

Art. No. 7647.3

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from 6 Pack Qty. €58.80/Pack Qty.
from 24 Pack Qty. €55.71/Pack Qty.
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Product details

Chromotrope® 2B (C.I. 16575) for microscopy

Technical Information
Determination of boric acid 
Chromotrope® 2B (C.I. 16575)
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Order No. Pack Qty. Pack. Price Quantity
7647.1 5 g glass €14.50
7647.2 25 g glass €24.50
7647.3 100 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 green to brown powder  
Absorption max. (in H2O)514 nm  

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