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Calconcarboxylic acid
Synonym(s):
2-Hydroxy-1-(2-hydroxy-4-sulfo-1-naphthylazo)-3-naphthoic acid, 3-Hydroxy-4-(2-hydroxy-4-sulfo-1-naphthylazo)naphthalene-2-carboxylic acid, Patton and Reeder’s reagent
Empirical Formula (Hill Notation):
C
21
H
14
N
2
O
7
S
CAS Number:
3737-95-9
Molecular Weight:
438.41
EC Number:
223-117-0
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H3128
Calconcarboxylic acid,
suitable for use as an indicator for the titration of calcium
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