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Hydroxynaphthol Blue (Certified), Fisher Chemical

Catalog No. H346100
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100 g
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H346100 100 g
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Catalog No. H346100 Supplier Thermo Fisher Scientific Supplier No. H346 100
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Description

Used as an indicator for EDTA titrimetric determination of calcium. Color changes from reddish pink to blue

Chemical Identifiers

CAS 63451-35-4
Molecular Formula C20H11N2Na3O11S3
Molecular Weight (g/mol) 620.46
MDL Number MFCD00036393
InChI Key JQECMNGWLIFQLL-UHFFFAOYSA-K
Synonym 1-(2-Hydroxy-4-sulfo-1-naphthylazo)-2-naphthol-3,6-disulfonic acid trisodium salt
PubChem CID 44134769
IUPAC Name trisodium;3-hydroxy-4-[2-(2-oxo-4-sulfonatonaphthalen-1-ylidene)hydrazinyl]naphthalene-2,7-disulfonate
SMILES C1=CC=C2C(=C1)C(=CC(=O)C2=NNC3=C4C=CC(=CC4=CC(=C3O)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+]

Specifications

Identification Pass Test
Formula Weight 620.47
Grade Certified
Packaging Glass Bottle
Suitability Pass Test
Color Gray
pH 6, 7
Quantity 100 g
Physical Form Solid
Chemical Name or Material Hydroxynaphthol Blue