Pular para o conteúdo
Merck
Todas as fotos(1)

Documentos Principais

59769

Sigma-Aldrich

Micro particles based on polystyrene

size: 500 nm

Sinônimo(s):

Latex beads from PS

Faça loginpara ver os preços organizacionais e de contrato


About This Item

Número MDL:
Código UNSPSC:
12352116
NACRES:
NA.32

Nível de qualidade

Formulário

aqueous suspension

concentração

10% (solids)

tamanho de partícula

500 nm

densidade

1.05 g/cm3

temperatura de armazenamento

2-8°C

Procurando produtos similares? Visita Guia de comparação de produtos

Descrição geral

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.

Aplicação

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.

Nota de análise

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

Código de classe de armazenamento

10 - Combustible liquids

Classe de risco de água (WGK)

WGK 3

Ponto de fulgor (°F)

Not applicable

Ponto de fulgor (°C)

Not applicable

Equipamento de proteção individual

Eyeshields, Gloves


Escolha uma das versões mais recentes:

Certificados de análise (COA)

Lot/Batch Number

Não está vendo a versão correta?

Se precisar de uma versão específica, você pode procurar um certificado específico pelo número do lote ou da remessa.

Já possui este produto?

Encontre a documentação dos produtos que você adquiriu recentemente na biblioteca de documentos.

Visite a Biblioteca de Documentos

Shunmugaperumal Tamilvanan et al.
PDA journal of pharmaceutical science and technology, 62(3), 177-190 (2008-07-30)
The objective of this study is to select a multiple-unit sustained-release formulation and to compare it with both commercial immediate and single unit sustained-release capsules and also to determine whether an in vitro-in vivo correlation exists for single- and multiple-
Elizabeth M Walker et al.
Journal of colloid and interface science, 363(1), 307-313 (2011-08-16)
We have studied polydimethylsiloxane (PDMS)-in-1-butyl-3-methylimidazolium hexafluorophosphate ([BMIM][PF(6)]) Pickering emulsions stabilized by polystyrene microparticles with different surface chemistry. Surprisingly, in contrast to the consensus originating from oil/water Pickering emulsions in which the solid particles equilibrate at the oil-water droplet interfaces and
Fiona A Sharp et al.
Proceedings of the National Academy of Sciences of the United States of America, 106(3), 870-875 (2009-01-14)
Many currently used and candidate vaccine adjuvants are particulate in nature, but their mechanism of action is not well understood. Here, we show that particulate adjuvants, including biodegradable poly(lactide-co-glycolide) (PLG) and polystyrene microparticles, dramatically enhance secretion of interleukin-1beta (IL-1beta) by
Sensitive Mie scattering immunoagglutination assay of porcine reproductive and respiratory syndrome virus (PRRSV) from lung tissue samples in a microfluidic chip.
Song JY, Lee CH, Choi EJ, Kim K, et al.
J. Virol. Methods, 178, 31-38 (2011)

Nossa equipe de cientistas tem experiência em todas as áreas de pesquisa, incluindo Life Sciences, ciência de materiais, síntese química, cromatografia, química analítica e muitas outras.

Entre em contato com a assistência técnica