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Bioprocess Impurity ELISA Kits

Don’t let impurities slow down your process development

Persistence of unintended impurities can often remain during downstream purification at different process scales. It is required to reduce such impurities as growth media components, chromatography resin leachates and other processing enzymes to the minimal practical levels. Building upon our technical expertise in generating reliable and sensitive host cell protein assays, Cygnus Technologies offers a variety of ELISA kits that detect and measure bioprocess-related impurities in the presence of complex sample matrices.

All ELISA kits feature:

  • Unmatched sensitivity and specificity
  • Excellent precision—CVs <10% in our labs—to be sure your results are consistent and dependable
  • Minimal sample matrix interference from complex bioprocess streams.
  • 96-well removable strip microplate format—use only as many wells as you need at any one time
  • Ready-to-use materials, including calibrated standards, antibody-coated microplates, conjugate, substrate, and wash buffer 
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Protein A ELISA Kits

Multiple ELISA kit options for the sensitive detection of protein A. First-time users are encouraged to evaluate F600 and F610.

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Process-Related Impurity ELISA Kits

Highly sensitive and reliable ELISA kits for the specific detection of process-related impurities, such as culture media components and processing enzymes

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Protein L ELISA Kits

Detect residual protein L co-purifying with antibody fragment drug substances.

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Species-specific lg ELISA Kits

ELISA kits for sensitive detection and quantification of immunoglobulins in a variety of sample types.

Protein A Mix ‘n’ Go Kit Selection Guide