Name: Orange II sodium salt, for microscopy (Hist.), indicator (pH 11.0-13.0)
Brand: SIGMA-ALDRICH
SKU: 75370-25G
Price: 30.54 EUR

Application

It has been used in synthesis and characterization of Fe-doped aluminosilicate nanotubes with electron conductive properties.

General description

Orange II is a sulfonated azo dye.

Other Notes

Reagent for the extraction and spectrophotomeric determination of cationic surfactants

ε_max	≥500 at 478.0-488.0 nm in water
application(s)	diagnostic assay manufacturinghematologyhistology
form	powder
grade	for microscopy (Hist.), indicator (pH 11.0-13.0)
InChI key	CQPFMGBJSMSXLP-ZAGWXBKKSA-M
InChI	1S/C16H12N2O4S.Na/c19-15-10-5-11-3-1-2-4-14(11)16(15)18-17-12-6-8-13(9-7-12)23(20,21)22;/h1-10,19H,(H,20,21,22);/q;+1/p-1/b18-17+;
Quality Level	200
SMILES string	[Na+].Oc1ccc2ccccc2c1N=Nc3ccc(cc3)S([O-])(=O)=O
solubility	hot water: 0.5 g/10 mL, clear
storage temp.	room temp
visual transition interval	11-13, yellow to orange-red

Cas Number

633-96-5

This product has met the following criteria to qualify for the following awards:

Orange II sodium salt, for microscopy (Hist.), indicator (pH 11.0-13.0)

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