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195251

Sigma-Aldrich

Direct Red 81

Dye content 50 %

Sinonimo/i:

DR 81, Disodium 7-benzamido-4-hydroxy-3-[[4-[(4-sulphonatophenyl)azo]phenyl]azo]naphthalene-2-sulphonate

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About This Item

Formula empirica (notazione di Hill):
C29H19N5Na2O8S2
Numero CAS:
2610-11-9
Peso molecolare:
675.60
Colour Index:
28160
Numero CE:
220-028-9
Numero MDL:
MFCD00003949
Codice UNSPSC:
12171500
ID PubChem:
24851682
NACRES:
NA.47

Forma fisica

powder

Livello qualitativo

100

Composizione

Dye content, 50%

Punto di fusione

240 °C (dec.) (lit.)

Solubilità

H2O: 0.1%, dark red

λmax

397 nm
508 nm (2nd)

ε (coefficiente d’estinzione)

≥12000 at 272-278 nm in H2O at 0.01 g/L

applicazioni

diagnostic assay manufacturing
hematology
histology

Temperatura di conservazione

room temp

Stringa SMILE

[Na+].[Na+].Oc1c(N=Nc2ccc(cc2)N=Nc3ccc(cc3)S([O-])(=O)=O)c(cc4cc(NC(=O)c5ccccc5)ccc14)S([O-])(=O)=O

InChI

1S/C29H21N5O8S2.2Na/c35-28-25-15-12-23(30-29(36)18-4-2-1-3-5-18)16-19(25)17-26(44(40,41)42)27(28)34-33-21-8-6-20(7-9-21)31-32-22-10-13-24(14-11-22)43(37,38)39;;/h1-17,35H,(H,30,36)(H,37,38,39)(H,40,41,42);;/q;2*+1/p-2
UFUQRRYHIHJMPB-UHFFFAOYSA-L

Categorie correlate

Azioni biochim/fisiol

Bacterial consortium NBNJ6 has an ability to decolorize direct red 81 (DR81).

Codice della classe di stoccaggio

11 - Combustible Solids

Classe di pericolosità dell'acqua (WGK)

WGK 3

Punto d’infiammabilità (°F)

Not applicable

Punto d’infiammabilità (°C)

Not applicable

Dispositivi di protezione individuale

Eyeshields, Gloves, type N95 (US)

Choose from one of the most recent versions:

Certificati d'analisi (COA)

Lot/Batch Number
SHBR6740
SHBQ5471
SHBQ1961
SHBN3053
SHBM8407

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