Gibco® PD-Direct Bioprocess Services offers a dedicated Spent Media Analysis service to help you unlock the mysteries of your bioreactor process and achieve increased yield, simplified feeding regimes and increased production economics.

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Dedicated Gibco® PD Direct Scientists

PD-Direct process scientists combine media optimization, process development and analytical testing expertise to offer services tailored to cell culture needs. We can assist in study design and providing analysis for the major nutritional media components.

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Spent Media Analytical Services Available

Water Soluble VitaminHPLC/UPLC
Trace ElementsICP
For fresh media or stability studies


Components in amino acid analysis
Ammonia Ethanolamine HCL L-Isooleucine L-Serine
L-Alanine L-Glutamic Acid L-Leucine L-Threonine
L-Arginine L-Glutamine L-Lysine HCI L-Tryptophan
L-Asparagine Glycine L-Methionine L-Tyrosine
L-Aspartic Acid L-Histidine L-Phenylalanine L-Valine
L-Cystine/L-Cysteine L-Hydroxyproline L-Proline  
Components in water-soluble vitamin analysis
Cyanocobalamin (B-12) Niacinamide Phenol Red L-Tryptophan
Folic Acid Thiamine HCI Riboflavin  

Comprehensive list of components included
in amino acid and water-soluble vitamin analysis

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Your sample is precious


Delays crossing international borders and custom regulations could jeopardize the integrity of your sample. Reduce the risk by sending your samples to our analytical laboratories located in North America and Europe. Additionally Gibco’s regulatory experts for spent media shipments globally will ensure permits and customs requirements are in place for secure sample shipment.

Results you can trust

Benefit from the PD-Direct experience with quantitative analytical methods and protocols optimized for cell culture media to ensure that your results are relevant.

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