ImmunoCAP Allergen c5, Ampicilloyl (article number 14-4450-01). || ImmunoCAP Specific IgE is an in vitro quantitative assay for the measurement of allergen specific IgE in human serum or plasma. To be used with the instrument Phadia 250, Phadia 1000, Phadia 2500 and Phadia 5000.