Immutex™ Latex Beads

Immutex™ is a uniform-sized polystyrene latex (PSL) particle available in a variety of particle sizes and surface chemistries to meet your specific requirements. 

Key Properties

  • Polystyrene latex beads
  • Various sizes: 50 nm to 500 nm
  • Uniform size
  • Good lot-to-lot reproducibility
  • Immutex-Plain / Immutex-Carboxyl
  • Ready-to-use, no further purification needed
  • Suitable latex surface design for your purpose
    • Adjustment of Parking area (PA)
    • Control COOH density
    • Control of hydrophilic/hydrophobic surface properties during ligand binding to reduce non-specific binding and assay aggregation

Product Offerings

ProductBead size
IMMUTEX P2118, Plain* 0.14-0.21 um
IMMUTEX P2117, Plain* 0.10-0.16 um
IMMUTEX P2116, Plain* 0.10-0.14 um
IMMUTEX P2015, Plain* 0.07-0.11 um
IMMUTEX P0307, Carboxyl* 0.32-0.48 um
IMMUTEX P0113, Carboxyl* 0.17-0.23 um
IMMUTEX P0112, Carboxyl* 0.12-0.18 um
IMMUTEX P0011, Carboxyl* 0.07-0.11 um
IMMUTEX  P0001, Carboxyl* 0.05-0.09 um

*MBL International is a distributor of these JSR Life Sciences products.