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59336

Micro particle size standard based on polystyrene monodisperse

size: 100 μm

Synonym(s):

Monodisperse polystyrene latex particles (100 μm), monodisperse polystyrene microbeads (100 μm), monodisperse polystyrene microspheres (100 μm), polystyrene monodisperse microparticles (100 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)

technique(s)

diffraction/scattering: suitable

particle size

100 μm std dev ≤2 μm

application(s)

cosmetics
environmental
food and beverages
pharmaceutical

format

neat

storage temp.

2-8°C

General description

Monodisperse polystyrene based micro particles are a size standard, designed for profiling particle size distribution (PSD) of a particle system.
The particle diameter of 100 μm is characterized using Olympus optical microscope. The measuring instruments are calibrated using standards obtained from the Community Bureau of Reference (BCR, Belgium: Standards RM 165, 166 or 167) and from the NIST (SRM 1690, 1691 or 1692).

Application

Used to calibrate and develop particle size analyzers.
Also used as a building block to synthesize ordered macroporous titania photonic balls.

Features and Benefits

  • suitable for routine instrument calibration checks, testing and corrections
  • available in 5 mL pack size as a neat sample

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
729389051772822
particle size

100 μm std dev ≤2 μm

particle size

1.0 μm std dev <0.05 μm

particle size

0.1 μm std dev <0.03 μm

particle size

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

technique(s)

diffraction/scattering: suitable

technique(s)

diffraction/scattering: suitable

technique(s)

diffraction/scattering: suitable

technique(s)

-

format

neat

format

neat

format

neat

format

neat

grade

analytical standard

grade

analytical standard

grade

analytical standard

grade

analytical standard

application(s)

cosmetics
environmental
food and beverages
pharmaceutical

application(s)

cosmetics
environmental
food and beverages
pharmaceutical

application(s)

cosmetics
environmental
food and beverages
pharma/biopharma processes

application(s)

glass & ceramic
industrial qc
pharmaceutical

Quality Level

100

Quality Level

100

Quality Level

100

Quality Level

100


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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. Is the polystyrene powder 59336-5ML-F in the form of solid particle or liquid ? The data sheet shows it's sold in terms of ml rather than G.

    1 answer
    1. This product is an aqueous suspension.

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