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SPADNS

Artikelnummer. 11428766
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Artikelnummer. 11428766 Lieferant Thermo Scientific Alfa Aesar Lieferanten-Nr. A16933.09
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Beschreibung

CAS: 23647-14-5 | C16H10N2Na3O11S3+ | 571.408 g/mol

Sulfanilic acid azochromotrop is used as an indicator for complexometric determinations of zirconium and thorium. It is used as a reagent for drinking and wastewater analysis using Hach Method 8029, Fluoride, SPADNS Method.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Sulfanilic acid azochromotrop is used as an indicator for complexometric determinations of zirconium and thorium. It is used as a reagent for drinking and wastewater analysis using Hach Method 8029, Fluoride, SPADNS Method.

Solubility
Soluble in water (10 mg/ml), and ethanol (1 mg/ml). very slightly soluble or insoluble in alcohol and organic solvents.

Notes
Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Stable under recommended storage conditions.
TRUSTED_SUSTAINABILITY

Chemische Identifikatoren

CAS 23647-14-5
Molecular Formula C16H10N2Na3O11S3+
Molecular Weight (g/mol) 571.408
MDL Number MFCD00003952
InChI Key LSAWBVPBZOEGOT-UHFFFAOYSA-L
Synonym Sulfanilic acid azochromotrope; 2-(4-Sulfophenylazo)chromotropic acid trisodium salt
PubChem CID 73658865
IUPAC Name trisodium;5-hydroxy-4-oxo-3-[(4-sulfophenyl)hydrazinylidene]naphthalene-2,7-disulfonate
SMILES C1=CC(=CC=C1NN=C2C(=CC3=CC(=CC(=C3C2=O)O)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)O.[Na+].[Na+].[Na+]

Spezifikation

Melting Point >300°C
Solubility Information Soluble in water (10mg/ml),and ethanol (1mg/ml). very slightly soluble or insoluble in alcohol and organic solvents.
Formula Weight 570.41
Quantity 10 g
Chemical Name or Material SPADNS

RUO – Research Use Only

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