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A25120

Sigma-Aldrich

DEAE–Sephadex® A-25 chloride form

Sinonimo/i:

DEAE Sephadex®, Sephadex A 25,2-(diethylamino)ethylether, Diethylaminoethyl Sephadex®

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10 G
139,00 €
50 G
404,00 €

139,00 €


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Cambia visualizzazione
10 G
139,00 €
50 G
404,00 €

About This Item

Numero CAS:
Numero MDL:
Codice UNSPSC:
47101511
NACRES:
NA.56

139,00 €


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Stato

powder

Livello qualitativo

tecniche

activity assay: suitable

Matrice

cross-linked dextran

Gruppo funzionale matrice

functional group

Dimensioni delle microsfere

40-125 μm (dry)

Dimensione pori

~30,000 Da exclusion limit

pH di lavoro

2-9

Capacità

3-4 meq/g ion exchange capacity

Compatibilità

mode of use mixed weak and strong anion exchange chromatography

Descrizione generale

The Sephadex® ion exchangers contain a cross-linked dextran matrix with functional groups. These groups are linked by stable ether linkages to the glucose units in the matrix. DEAE Sephadex can be used in ion exchange chromatography for purifying and isolating proteins.

A25120-100G′s updated product number is GE17-0170-01
A25120-500G′s updated product number is GE17-0180-02

Applicazioni

DEAE-Sephadex® A-25 has been used:
  • to form DEAE-Sephadex A-25 (formate form) for glucosinolates (GLS) extraction using horseradish plants
  • in the estimation of GLS content in Chinese kale sprouts
  • production and purification of endozepine from astrocytes
  • to identify and label an insulin-activated nitric oxide synthase inhibitor (protein) in acute myocardial infarction (AMI) patients

Caratteristiche e vantaggi

  • Weak anion exchanger
  • Suitable for batch techniques
  • High binding capacities
  • Non-reactive to commonly used aqueous buffers additives such as 8 M urea and 6 M guanidine hydrochloride

Note legali

DEAE Sephadex is a registered trademark of Cytiva
Sephadex is a registered trademark of Cytiva

Sostituito da

N° Catalogo
Descrizione
Determinazione del prezzo

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)


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DEAE-silica gel and DEAE-controlled porous glass as ion exchangers for the isolation of glycolipids.
S K Kundu
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M J Hollingsworth et al.
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A requisite step in the biosynthesis of tRNA is the removal of 5' leader sequences from tRNA precursors. We have detected an RNase P activity in yeast mitochondrial extracts that can carry out this reaction on a homologous precursor tRNA.
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Abl family kinases have been implicated in the regulation of cell morphogenesis and migration, but the molecular mechanisms through which they operate are not fully elucidated. We applied the bump-hole technique, pioneered by Shokat and colleagues, to identify direct substrates
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To establish and evaluate the anti-human seminal plasma phospholipase A2 (PLA2) monoclonal antibody (McAb). After having been separated and purified from human seminal plasma by PEG precipitation, Sephacryl S-300 column chromatography, DEAE-Sephadex A-25 column chromatography and HA column chromatography, PLA2

Domande

1–5 di 5 domande  
  1. How should I regenerate Product A25120, DEAE-Sephadex® A-25 chloride form?

    1 risposta
    1. After each separation, elute any reversibly bound material either with a high ionic strength solution (e.g. 1 M NaCl in buffer) or by increasing pH. Regenerate the media by washing with at least 5 bed volumes of buffer, or until the column effluent shows stable conductivity and pH values.

      Utile?

  2. What is the Department of Transportation shipping information for this product?

    1 risposta
    1. Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product.

      Utile?

  3. How should I store Product A25120, DEAE-Sephadex® A-25 chloride?

    1 risposta
    1. Unused media can be stored in the container at +4 to +30 °C.  Ensure that the screw-top is fully tightened.  Packed columns should be equilibrated in working buffer containing 20% ethanol to prevent microbial growth.

      Utile?

  4. How do I equilibrate Product A25120, DEAE-Sephadex® A-25 chloride form?

    1 risposta
    1. After packing, and before a chromatographic run, equilibrate with working buffer by washing with at least 5 bed volumes.

      Utile?

  5. What is the chemical stability of Product A25120, DEAE-Sephadex® A-25 chloride form?

    1 risposta
    1. According to the manufacturer, this is compatible with all commonly used aqueous buffers, 1 M NaOH, 8 M urea, 6 M guanidine hydrochloride and 70% ethanol.

      Utile?

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