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Merck

08014

Micro particles, magnetic, streptavidin coated

10 μm particle size, std dev <0.5 μm

Synonyme(s) :

Polystyrene beads, magnetic, streptavidin coated

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5 ML

441,00 €

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685,00 €

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A propos de cet article

NACRES:
NA.32
UNSPSC Code:
12352200

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form

aqueous solution

Quality Level

composition

iron oxide, ≥20%

concentration

1% (solids)

particle size

10 μm std dev <0.5 μm

storage temp.

2-8°C

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Cet article
495323968949664
concentration

1% (solids)

concentration

1% (solids)

concentration

5% solids

concentration

5% solids

particle size

10 μm std dev <0.5 μm

particle size

1 μm std dev <0.1 μm

particle size

5 μm std dev <0.5 μm

particle size

10 μm std dev <0.5 μm

storage temp.

2-8°C

storage temp.

2-8°C

storage temp.

2-8°C

storage temp.

2-8°C

form

aqueous solution

form

aqueous solution

form

aqueous solution

form

aqueous solution

composition

iron oxide, ≥20%

composition

iron oxide, ≥20%

composition

iron oxide, ≥20%

composition

iron oxide, ≥20%

Quality Level

100

Quality Level

100

Quality Level

100

Quality Level

100

General description

Micro Particles or Latex Beads, commonly known as polystyrene microparticles, are negatively charged colloidal particles. The microparticles are produced through a polymerization reaction of styrene under controlled conditions. The conducive environment of the reaction induces spontaneous coalescent bead formation. The biotin-streptavidin system is the strongest noncovalent biological interaction known, having a dissociation constant, K(d), in the order of 4x10(-14) M.[1] The beads are magnetic in nature and coated with streptavidin for enhanced binding. Micro Particles or Latex beads are supplied in aqueous solutions composed of polymer particles with water. Polystyrene′s refractive index at 589 nm is 1.5905 and 1.602 at 486 nm.
Superparamagnetic polystyrene particles

Application

Easily conjugated with biotin, making them useful for several detection assays,.
Micro Particles or Latex Beads is used for a wide variety of applications like:
  • Electron Microscopy.
  • Cell Counter Calibration.
  • Immunodiagnostics, especially for latex agglutination tests, and
  • Phagocytosis Research.
Microparticles with streptavidin are easily conjugated with biotin for use in various detection assays

Analysis Note

Binding capacity for FITC-Biotin: >300 pmol/mg

Classe de stockage

10 - Combustible liquids

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves


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Consulter la Bibliothèque de documents

Anders Holmberg et al.
Electrophoresis, 26(3), 501-510 (2005-02-04)
The biotin-streptavidin system is the strongest noncovalent biological interaction known, having a dissociation constant, K(d), in the order of 4x10(-14) M. The strength and specificity of the interaction has led it to be one of the most widely used affinity
Rongrong Huang et al.
Autophagy, 13(10), 1722-1741 (2017-08-09)
Circular RNAs are a subclass of noncoding RNAs in mammalian cells; however, whether these RNAs are involved in the regulation of astrocyte activation is largely unknown. Here, we have shown that the circular RNA HIPK2 (circHIPK2) functions as an endogenous

Numéro d'article de commerce international

RéférenceGTIN
08014-5ML04061838210463
08014-10ML04061838210456

Questions

1–2 sur 2 questions  
  1. What is the concentration of the beads (number/ml)?

    1 réponse
    1. The estimated particle concentration is 1.3 x 10^7 per milliliter. This is a calculated value based on the following specifications:
      Polymer density: 1.47 g/cc
      Mean particle diameter: 10 um
      Particle concentration in percentage of aq. suspension: 10 mg/ml (1%).

      Utile ?

  2. Could you reveal the buffer composition for the buffer that the beads are supplied in?

    1 réponse
    1. This product is prepared in water rather than a buffer solution. No surfactant has been added.

      Utile ?

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