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Amino acid analyzer
Knauer

  • amino acid analyzer Knauer
Precolumn Amino Acid Analyzer OPA

modular amino acid analyzer system with automated precolumn OPA derivatization, optimized for the separation of physiological fluids with up to 30 AA

Ortho-phthaldialdehyde (OPA) is the most widely used fluorescent marker for amino acid analysis and can be used for completely automated analysis of protein hydrolysates as well as physiological fluids. The detection limit for primary amino acids is as low as 0.5 pmol, 20 times better than the ninhydrin method (secondary amino acids are not detected).
The system A0426-1 is identical to A0426 but is additionally optimized for the analysis of physiological fluids with more than 30 amino acids. This system is equipped with a more sophisticated autosampler for increased flexibility in derivatization and also features a separate column oven.
The consumables kit Y1000 contains all of the buffers, salts and reagents (in powder form) required for both A0426 and A0426-1.



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