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95531

Supelco

Micro particle size standard based on polystyrene monodisperse

analytical standard, size: 30.0 μm

Sinônimo(s):

Monodisperse polystyrene latex particles (30 μm), monodisperse polystyrene microbeads (30 μm), monodisperse polystyrene microspheres (30 μm), polystyrene monodisperse microparticles (30 μm), Size standards

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About This Item

Número MDL:
Código UNSPSC:
41116107
NACRES:
NA.24

grau

analytical standard

Nível de qualidade

Formulário

aqueous suspension
particles

reticulação

2 % cross-linked

concentração

2% (solids)

tamanho de partícula

30.0 μm std dev <0.5 μm, coeff var <2%

aplicação(ões)

glass & ceramic
industrial qc
pharmaceutical

Formato

neat

temperatura de armazenamento

2-8°C

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Descrição geral

Monodisperse polystyrene based micro particles (size: 30 μm) are a particle size standard, ideal for characterizing particle size distribution (PSD) of test samples.

Aplicação

Used to calibrate and validate the performance of particle size analyzers.
Monodisperse polystyrene latex particles can also be used to:
  • validate the Airy Disc First Fringe (ADFF) analysis technique based on size measurements
  • study the size effect of polystyrene microplastics on the sorption of organic contaminants

Características e benefícios

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

Nota de análise

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.

Informações legais

Coulter is a trademark of Beckman Coulter, Inc.

Código de classe de armazenamento

10 - Combustible liquids

Classe de risco de água (WGK)

WGK 3

Ponto de fulgor (°F)

410.0 °F

Ponto de fulgor (°C)

210 °C

Equipamento de proteção individual

Eyeshields, Gloves


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Antoine D Madar et al.
Scientific reports, 9(1), 5282-5282 (2019-03-29)
Pattern separation is a process that minimizes overlap between patterns of neuronal activity representing similar experiences. Theoretical work suggests that the dentate gyrus (DG) performs this role for memory processing but a direct demonstration is lacking. One limitation is the
Taketoshi Sugimura et al.
Neuroscience research, 120, 36-44 (2017-03-13)
Manipulation of visual experience can considerably modify visual responses of visual cortical neurons even in adulthood in the mouse, although the modification is less profound than that observed during the critical period. Our previous studies demonstrated that low-frequency (2Hz) stimulation
Paulina M Getsy et al.
Respiratory physiology & neurobiology, 269, 103250-103250 (2019-07-29)
Acute Lung Injury (ALI) alters pulmonary reflex responses, in part due to changes in modulation within the lung and airway neuronal control networks. We hypothesized that synaptic efficacy of nucleus tractus solitarii (nTS) neurons, receiving input from lung, airway, and
Sarah H Hayes et al.
Progress in neurobiology, 196, 101893-101893 (2020-08-14)
Various theories and their associated mechanisms have been proposed as the neural basis of phantom sound perception (tinnitus), including central gain enhancement and altered cortical oscillations. However, it remains unknown whether these cortical changes directly cause tinnitus, or simply coexist

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