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B0519

Biotin−Agarose

PBS suspension

Synonyme(s) :

Vitamin H Agarose

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À vous/RéférenceDisponibilitéPrix
5 mL
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656,00 $
25 mL
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2 570,00 $
2 184,50 $

A propos de cet article

UNSPSC Code:
41106500
NACRES:
NA.56
MDL number:

656,00 $


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form

PBS suspension

Quality Segment

extent of labeling

≥30 mg avidin per mL packed resin, 2-6 μmol per mL

matrix

4% beaded agarose

matrix activation

epoxy

matrix attachment

carboxy (amide linkage); resin remains relatively uncharged over wide pH range

matrix spacer

13 atoms

application(s)

life science and biopharma

storage temp.

2-8°C

Application

Biotin contains a high affinity for binding to avidin or streptavidin. It has been widely used in biochemistry and molecular biology for detecting and labeling proteins.

Physical form

Suspension in phosphate buffered saline containing 0.02% sodium azide

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1 of 1

Cet article
B0301S1638B1116000
Biotine European Pharmacopoeia (EP) Reference Standard

B1116000

Biotine

application(s)

life science and biopharma

application(s)

pharmaceutical (small molecule)

application(s)

-

application(s)

pharmaceutical (small molecule)

form

PBS suspension

form

powder

form

buffered aqueous suspension

form

solid

storage temp.

2-8°C

storage temp.

2-8°C

storage temp.

2-8°C

storage temp.

-

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

-

matrix attachment

carboxy (amide linkage); resin remains relatively uncharged over wide pH range

matrix attachment

-

matrix attachment

amino

matrix attachment

-

matrix

4% beaded agarose

matrix

-

matrix

4% beaded agarose

matrix

-


Classe de stockage

10 - Combustible liquids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable



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Lot/Batch Number

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Questions

1–3 of 3 Questions  
  1. Salve ho acquistato questo prodotto. Esiste un protocollo di massima per il suo utilizzo?

    1 answer
    1. Unfortunately, a standard protocol is not available for this product. The sample binding capacity protocol below may be helpful:
      1. Pipette 2.0 mls of resin into pre-calibrated, fritted columns and allow the resin to pack. Measure the packed volume in milliliters.
      2. Wash the resin with 5 packed volumes of 0.5 M sodium chloride.
      3. Equilibrate the resin with 25 ml packed volumes of phosphate buffered saline (PBS), product P4417. Check the pH of effluent after the wash. The pH should be 6.75 to 7.25. If necessary, equilibrate with additional 25 X packed volume.
      4. Dissolve avidin from egg white, product A9275 at 80 mg protein/ml in PBS. Check the pH and record. If necessary, adjust the pH to 6.95 to 7.05 with 0.1 N HCl.
      5. Determination of Avidin load:
      PBS 10.0 ml
      Avidin at 80 mg/ml 0.05 ml
      Mix by inversion and measure A (280 nm) versus PBS.
      6. Calculation of Avidin Load:
      [(Net Absorbance (280 nm) x 10. 05]/(0.05 x 1.54)
      7. For each ml of packed gel in the column, add 1.0 ml of the avidin solution. Allow the column gel to equilibrate in the presence of the avidin for one hour with intermittent swirling.
      8. Wash the column with 100 packed volumes of PBS. Mix each wash by inversion and measure A (280nm) versus PBS.
      Calculation of wash:
      [(Net Absorbance (280nm) x 100] / (1.54)
      9. Bound avidin to biotin agarose= mg of avidin labeled - total avidin in wash (unbound).
      10. Binding capacity = (Bound avidin to biotin-agarose)/ml of packed gel.

      Additional references and general protocols are also available at the links provided below:
      https://www.sigmaaldrich.com/search/b0519?focus=papers&page=1&perpage=30&sort=relevance&term=B0519&type=citation_search
      https://www.sigmaaldrich.com/applications/protein-biology/protein-pulldown

      Helpful?

  2. Could you provide the protocol for this product?

    Could you provide the protocol for this product?

    1 answer
    1. Helpful?

  3. Is there a protocol available for this product?

    1 answer
    1. Unfortunately, there is no in-house protocol available for this product.

      Helpful?

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