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Merck

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79166

Micro particles based on polystyrene

size: 3 μm

Synonym(s):

Latex beads from PS

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Size/SKUAvailabilityPrice
5 mL
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CLP 518,000
10 mL
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CLP 971,000

About This Item

UNSPSC Code:
41116105
NACRES:
NA.21
MDL number:

CLP 518,000


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Quality Segment

form

aqueous suspension

crosslinking

0 % cross-linked

concentration

10% (solids)

particle size

3 μm std dev <0.1 μm, coeff var <3%

density

1.05 g/cm3

storage temp.

2-8°C

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. 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.

Application

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, andPhagocytosis Research.

Analysis Note

For every lot exact values of particle size and standard deviation are determined with an accuracy of 0.01 μm using a Coulter Multisizer.

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1 of 1

This Item
659847963319429
description

size: 3 μm

description

size: 800 nm

description

size: 5 μm

description

size: 250 μm

particle size

3 μm std dev <0.1 μm, coeff var <3%

particle size

800 nm std dev ≤0.03 μm

particle size

5 μm std dev <0.1 μm, coeff var <2%

particle size

250 μm std dev <6.5 μm

form

aqueous suspension

form

aqueous suspension

form

aqueous suspension

form

aqueous suspension

Quality Level

100

Quality Level

100

Quality Level

100

Quality Level

100

storage temp.

2-8°C

storage temp.

2-8°C

storage temp.

2-8°C

storage temp.

2-8°C

concentration

10% (solids)

concentration

10% (solids)

concentration

10% (solids)

concentration

10% (solids)

crosslinking

0 % cross-linked

crosslinking

-

crosslinking

0 % cross-linked

crosslinking

-


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Storage Class

10 - Combustible liquids

WGK

WGK 3

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

PPE (personal protective equipment)

Eyeshields, Gloves



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Questions

  1. What is the concentration of microplastics in the suspension?

    1 answer
    1. The concentration of this item is 10% (w/v) polystyrene microplastic solids in an aqueous suspension , which is 100 mg/mL.

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