xMag-Streptavidin Microparticles


BioChain’s xMag streptavidin particle is super-paramagnetic composite particle with streptavidin covalently attached to the surface of the particle. The product is suspended in PBS, containing 0.1% BSA, 0.02% sodium azide.


BioChain offers tools for protein purification. For example, we have protein A sepharose for antibody purification, metal chelating sepharose for polyhistidine tagged recombinant protein purification, a series of magnetic beads based protein purification kits and reagent.

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