Eriochrome Black T
Eriochrome Black T is a metallochromic indicator used in complexometric titrations, such as the determination of water hardness and metal ion analysis in environmental and biochemical research. Its application is primarily in vitro, including analytical chemistry protocols and laboratory water quality testing.
Product Specifications
CAS Number
1787-61-7
Smiles
[Na].O=N (=O) C1=CC=C2C (N=NC=3C=CC=4C=CC=CC4C3O) =C (O) C=C (C2=C1) S (=O) (=O) O
Molecular Formula
C20H13N3NaO7S
Molecular Weight
462.39
Storage Conditions
-20°C
Notes
For research use only.
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