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Congo Red
Synonym(s):
Congo Red 4B, Cosmos Red, Cotton Red B, Cotton Red C, Direct Red 28, Direct Red R, Direct Red Y
Empirical Formula (Hill Notation):
C
32
H
22
N
6
Na
2
O
6
S
2
CAS Number:
573-58-0
Molecular Weight:
696.66
EC Number:
209-358-4
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stains (2)
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analytical standard (1)
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Product Number
Description
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C6767
Congo Red,
Dye content ≥35 %, Powder
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C6277
Congo Red,
Dye content, ≥85%, certified by the Biological Stain Commission, powder
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75768
Congo Red,
analytical standard
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