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B4921

Sigma-Aldrich

PhastGel® Blue R

Pre-measured tablets, readily soluble.

Synonym(s):

Brilliant Blue R, Acid Blue 83, Brilliant indocyanin 6B, Coomassie Brilliant Blue R

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About This Item

Empirical Formula (Hill Notation):
C45H44N3NaO7S2
CAS Number:
6104-59-2
Molecular Weight:
825.97
Colour Index Number:
42660
Beilstein:
5718025
EC Number:
228-060-5
MDL number:
MFCD00041762
UNSPSC Code:
12171500
PubChem Substance ID:
24891803

Quality Level

200

SMILES string

[Na+].CCOc1ccc(Nc2ccc(cc2)C(\c3ccc(cc3)N(CC)Cc4cccc(c4)S([O-])(=O)=O)=C5\C=C/C(C=C5)=[N+](\CC)Cc6cccc(c6)S([O-])(=O)=O)cc1

InChI

1S/C45H45N3O7S2.Na/c1-4-47(31-33-9-7-11-43(29-33)56(49,50)51)40-23-15-36(16-24-40)45(35-13-19-38(20-14-35)46-39-21-27-42(28-22-39)55-6-3)37-17-25-41(26-18-37)48(5-2)32-34-10-8-12-44(30-34)57(52,53)54;/h7-30H,4-6,31-32H2,1-3H3,(H2,49,50,51,52,53,54);/q;+1/p-1

InChI key

NKLPQNGYXWVELD-UHFFFAOYSA-M

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Application

Detects most proteins at 50-100 ng per band
PhastGel® Blue R has been used for the staining of protein bands after SDS-PAGE (sodium dodecyl sulfate–polyacrylamide gel electrophoresis). It has also been used for the staining of cell clones in the culture media plates.
For detection of protein bands following electrophoresis.

Reconstitution

One tablet makes 400 mL of a 0.1% staining solution.

Legal Information

PhastGel is a registered trademark of Cytiva

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
MKCF0442
MKCF0195
SLBQ5336V
SLBN0955V
SLBM7863V

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Horseradish peroxidase (EC 1.11.1.7) was chemically modified by periodate-activated dextran. The activities of free and modified enzyme against organic-aqueous interface and some chemicals were determined. Modified HRP remained fully active in the presence of organic solvent for 4 h. However
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A method for staining proteins on polyvinylidene difluoride membranes without using organic solvent is described. The method uses preblocking of the membrane with either Tween 20 or polyethylene glycol followed by staining with 0.01% Coomassie Brilliant Blue. No destaining of
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