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Amino acid analysis

Amino acid analysis

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Our quantitative UPLC-UV method covers the following amino acids: Alanine... more
Product information "Amino acid analysis"

Our quantitative UPLC-UV method covers the following amino acids:

  • Alanine
  • Arginine
  • Asparagine
  • Aspartate
  • Citrulline
  • Cystine/Cysteine*
  • Glutamate
  • Glutamine
  • Glycine
  • Histidine
  • Hydroxyproline
  • Isoleucine
  • Leucine
  • Lysine
  • Methionine
  • Ornithine
  • Phenylalanine
  • Proline
  • Serine
  • Taurine
  • Threonine
  • Tryptophane
  • Tyrosine
  • Valine

*Cysteine rapidly oxidizes to cystine. We will provide the absolute measured concentration of cystine, and a qualitative value for cysteine if detectable.

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Deliverables "Amino acid analysis"

We will send you a short report summarizing your data within 5 business days*.

*After receipt of samples and if no additional sample preparation / matrix evaluation is necessary.

Sample Requirements "Amino acid analysis"

Methods are established for “state-of-the-art” chemically defined cell culture media. Due to potential matrix effects verification of sample feasibility might be necessary prior to analysis.

Please read and sign our sample declaration sheet and prepare and ship your samples according to our sample preparation protocol.

Additional Information "Amino acid analysis"
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Analysis of water-soluble vitamins Analysis of water-soluble vitamins
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Analysis of total amino acid content Analysis of total amino acid content
Our proprietary amino acid method will be applied after HCl hydrolysis and appropriate sample preparation.
Ion analysis Ion analysis
Measurement of Sodium, Potassium, Phosphate, Calcium and Magnesium using ion-selective electrodes.
Small peptide analysis Small peptide analysis
LC-MS/MS based measurement of small peptides (e.g. dipeptides) from cell culture media supernatant. Please contact us for more...
Glucose and lactate analysis Glucose and lactate analysis
Enzymatic-amperometric measurement of glucose and lactate.
Putrescine analysis Putrescine analysis
Our UHPLC-MS/MS method for putrescine allows quantification of putrescine in cell culture media.
Citrate analysis Citrate analysis
Photometric assay of citrate which has been tested for the use with cell culture media.
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HYB GM Medium is a lean high-performance medium for antibody production in various hybridomas. Chemically defined, serum-free,...
Trace element analysis Trace element analysis
ICP-MS-based determination of trace elements, including: Element MW [g/L] LOQ [µg/L]* LOQ [nM]*...
Ammonium analysis Ammonium analysis
Assay for the determination of ammonium concentrations. The LOD is 0.1 mM for most chemically defined media and might vary...
Ascorbate analysis Ascorbate analysis
Quantitation of ascorbic acid (vitamin C) by HPLC-MS.
HYB FS HYB FS
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TCX6D TCX6D
Growth and expression medium for various CHO cell lines. Chemically defined, serum-free, animal component-free and...
Polyamine analysis Polyamine analysis
Our method offers quantitative results for the following polyamines: ornithine, putrescine, spermidine, spermine.
TC-42 w/ GF TC-42 w/ GF
Growth and expression medium for various CHO cell lines. Chemically defined, serum-free, animal component-free and...
TC-42 w/o GF TC-42 w/o GF
Growth and expression medium for various CHO cell lines. Chemically defined, serum-free, animal component-free and...
Antibody quantification Antibody quantification
Our HPLC method for quantification of antibodies is based on protein A affinity chromatography. If you are unsure whether your...
TCX7D TCX7D
Advanced feed supplement for CHO fedbatch processes. Chemically defined, serum-free, animal component-free and hydrolysate-free...
HEK GM HEK GM
Growth and production medium for various human cell lines, e.g. HEK. Chemically defined, serum-free, animal component-free and...
Basic Feed Basic Feed
Basic Feed is a feed supplement for prolonged production of biologics in fed-batch processes, suitable for a broad range of cell...
HEK TF HEK TF
Specifically designed to support high-density suspension cultivation and efficient transfection, HEK TF is particularly suited for...