Polybead® Carboxylate Yellow Dyed Microspheres 1.00μm

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Catalog No. Packaging Size Price Quantity
19121-15 15 ml


Polysciences is the leading supplier of dyed microspheres to the latex agglutination and membrane-enhanced immunoassay marketplace. Diagnostic manufacturers rely on our precisely controlled particle synthesis to ensure reproducibility in both assay design and performance.

Our dyed Polybeads® are packaged in an economical 2.5% aqueous suspension and are available in a variety of sizes and colors.

Nominal Reference Values:

  • 1.00µm particles packaged as 2.5% aqueous suspension.
  • 4.55 x 1010 particles/ml
  • Coefficient of Variation (CV) = 3%
Harmless-use normal precautions
Exercise normal care
Store at 4 degrees celsius;Do not permit to freeze
A2dm - (hazard/handling/storage codes)

MSDS / Technical Data Sheets / Product Literature