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Merck

N3393

Sigma-Aldrich

Naphthol Blue Black

BioReagent, suitable for electrophoresis

Sinónimos:

Acid Black 1, Amido Black 10B, Buffalo Black NBR

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About This Item

Fórmula empírica (notación de Hill):
C22H14N6Na2O9S2
Número de CAS:
Peso molecular:
616.49
Colour Index Number:
20470
Beilstein/REAXYS Number:
5374263
EC Number:
MDL number:
UNSPSC Code:
41105322
PubChem Substance ID:
NACRES:
NA.32

product line

BioReagent

Quality Level

form

powder

composition

Dye content, ~85%

technique(s)

protein staining: suitable

impurities

≤10% water

suitability

suitable for electrophoresis

SMILES string

[Na+].[Na+].Nc1c(\N=N\c2ccc(cc2)[N+]([O-])=O)c(cc3cc(c(\N=N\c4ccccc4)c(O)c13)S([O-])(=O)=O)S([O-])(=O)=O

InChI

1S/C22H16N6O9S2.2Na/c23-19-18-12(11-17(39(35,36)37)21(22(18)29)27-24-13-4-2-1-3-5-13)10-16(38(32,33)34)20(19)26-25-14-6-8-15(9-7-14)28(30)31;;/h1-11,29H,23H2,(H,32,33,34)(H,35,36,37);;/q;2*+1/p-2/b26-25+,27-24+;;

InChI key

AOMZHDJXSYHPKS-DROYEMJCSA-L

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Application

Naphthol Blue Black has been used for the staining of western blot membrane for detection of all protein that are transferred to the membrane.

Biochem/physiol Actions

Naphthol blue black dye can be used to stain proteins on polyacrylamide gels, agarose gels and nitrocellulose membranes. After electrophoresis, fixing the proteins in the gel is recommended. The gel can then be stained with 0.1% Naphthol Blue Black in 7% (v/v) acetic acid for at least 2 hr and destained with a soluion of 7% (v/v) acetic acid. Detection sensitivity is approx. 20% that of Coomassie Blue R.

pictograms

Exclamation mark

signalword

Warning

hcodes

Hazard Classifications

Skin Sens. 1B

Storage Class

11 - Combustible Solids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves


Certificados de análisis (COA)

Busque Certificados de análisis (COA) introduciendo el número de lote del producto. Los números de lote se encuentran en la etiqueta del producto después de las palabras «Lot» o «Batch»

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Disc electrophoresis of proteins in the presence of sodium dodecyl sulphate.
E De Vito et al.
Experientia, 22(2), 124-125 (1966-02-15)
PopF1 and PopF2, two proteins secreted by the type III protein secretion system of Ralstonia solanacearum, are translocators belonging to the HrpF/NopX family.
Meyer D, et al.
Journal of Bacteriology, 188, 4903-4917 (2006)
Amit Parikh et al.
Biotechnology letters, 27(5), 323-326 (2005-04-19)
Cyanobacterial cultures isolated from sites polluted by industrial textile effluents were screened for their ability to decolorize cyclic azo dyes. Gloeocapsa pleurocapsoides and Phormidium ceylanicum decolorized Acid Red 97 and FF Sky Blue dyes by more than 80% after 26
Mary-Ann Glasier et al.
Current eye research, 33(8), 631-640 (2008-08-13)
To compare two variations of a membrane-based protein assay utilizing Amido black (AB) detection with a commercially available 3-(4-carboxybenzoyl) quinoline-2-carboxaldehyde (CBQCA) assay for use in the quantitation of individual tear proteins, pooled human tear proteins, and protein extracted from ex
Ikechukwu Achilonu et al.
Analytical biochemistry, 400(1), 139-141 (2010-01-12)
Proteins separated by SDS-polyacrylamide gel electrophoresis can be stained with organic dyes, the most popular being Coomassie brilliant blue R-250. Coomassie R-250 staining of ovalbumin in an SDS-PAGE gel increased linearly from 2.5 to 60 min. Direct red 81 and

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