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210684

Sigma-Aldrich

Acid Blue 25

Dye content 45 %

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About This Item

Empirical Formula (Hill Notation):
C20H13N2NaO5S
CAS Number:
6408-78-2
Molecular Weight:
416.38
Colour Index Number:
62055
EC Number:
229-068-1
MDL number:
MFCD00001214
UNSPSC Code:
12171500
PubChem Substance ID:
24852550
NACRES:
NA.47

form

powder

Quality Level

200

composition

Dye content, 45%

solubility

water: 1%

λmax

600 nm

ε (extinction coefficient)

≥10000 at 254-260 nm in ethanol at 0.03 g/L

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

SMILES string

[Na+].Nc1c(cc(Nc2ccccc2)c3C(=O)c4ccccc4C(=O)c13)S([O-])(=O)=O

InChI

1S/C20H14N2O5S.Na/c21-18-15(28(25,26)27)10-14(22-11-6-2-1-3-7-11)16-17(18)20(24)13-9-5-4-8-12(13)19(16)23;/h1-10,22H,21H2,(H,25,26,27);/q;+1/p-1

InChI key

LIKZXCROQGHXTI-UHFFFAOYSA-M

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
SHBM3361
MKCF6958
MKBX5516V
MKBV1711V
MKBR2902V

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Islam M Minisy et al.
Journal of colloid and interface science, 551, 184-194 (2019-05-12)
By using methyl orange template, polypyrrole nanotubes were obtained by the oxidative polymerization of pyrrole. The nanotubes were carbonized in inert atmosphere to nitrogen-enriched carbon nanotubes. These were subsequently coated with 20 wt% of polypyrrole prepared in the absence or the
Carolina Rosai Mendes et al.
Environmental science and pollution research international, 26(23), 24235-24246 (2019-06-24)
The quaternization of chitosan molecules creates materials with high adsorptive capacity towards textile dyes, which renders them capable of rapidly removing such dyes from a solution. In this study, a novel material was synthesized in bead form to adsorb the

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