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Micro particle size standard based on polystyrene monodisperse

size: 10.0 μm

Synonym(s):

Monodisperse polystyrene latex particles (10 μm), monodisperse polystyrene microbeads (10 μm), monodisperse polystyrene microspheres (10 μm), polystyrene monodisperse microparticles (10 μm), Size standards

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About This Item

UNSPSC Code:
41116107
NACRES:
NA.25
MDL number:
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grade

analytical standard

Quality Segment

form

aqueous suspension

crosslinking

2 % cross-linked

concentration

2% (solids)

particle size

10.0 μm std dev <0.15 μm, coeff var <1.5%

application(s)

glass & ceramic
industrial qc
pharmaceutical

format

neat

storage temp.

2-8°C

General description

Monodisperse polystyrene based micro particles (size: 10 μm) are a particle size standard, ideal for characterizing particle size distribution (PSD) of test samples.

Application

Used to calibrate and validate the performance of particle sizing instruments.
Monodisperse polystyrene latex particles are also used to:
  • fabricate microsphere-based interferometric optical probe called reflectophore
  • validate the Airy Disc First Fringe (ADFF) analysis technique based on size measurements
  • qualify spectral reflectometry (SpeRe) instrument by using scanning electron microscopy (SEM)

Features and Benefits

  • suitable for routine instrument calibration checks, testing and corrections
  • available in 5 mL and 10 mL pack sizes as neat samples

Analysis Note

For every lot exact values of particle size and standard deviation are determined with an accuracy of 0.001 μm. The size determination of these particles follows procedures described by National Institute of Standards and Technology (NIST, USA) respectively by the Community Bureau of Reference (BCR), esp.:
  • Transmission electron microscopy (TEM)
  • Scanning electron microscope
  • Light microscopy
  • Coulter counter with MDF-system
Calibration of equipment is carried out with NIST-respectively BCR-particle size standards.

Legal Information

Coulter is a trademark of Beckman Coulter, Inc.

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This Item
905177293895581
particle size

10.0 μm std dev <0.15 μm, coeff var <1.5%

particle size

0.1 μm std dev <0.03 μm

particle size

1.0 μm std dev <0.05 μm

particle size

0.2 μm std dev <0.03 μm

format

neat

format

neat

format

neat

format

neat

grade

analytical standard

grade

analytical standard

grade

analytical standard

grade

analytical standard

application(s)

glass & ceramic
industrial qc
pharmaceutical

application(s)

cosmetics
environmental
food and beverages
pharma/biopharma processes

application(s)

cosmetics
environmental
food and beverages
pharmaceutical

application(s)

cosmetics
environmental
food and beverages
pharmaceutical

Quality Level

100

Quality Level

100

Quality Level

100

Quality Level

100

form

aqueous suspension

form

aqueous suspension, particles

form

aqueous suspension, particles

form

aqueous suspension


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Storage Class

10 - Combustible liquids

wgk

WGK 3

flash_point_f

410.0 °F

flash_point_c

210 °C

ppe

Eyeshields, Gloves



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Questions

  1. Can you let me know the density of these beads please? Thanks.

    1 answer
    1. The density of this product is 1.050 g/cm3 at 20 °C (68 °F). This information is reported in the product Certificate of Analysis.

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