chromogenic assay


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chromogenic assay

Any laboratory test that relies on the change in color of a reagent to indicate its presence.
See also: assay
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Elizabeth Raike, President and CEO of QualTech Laboratories, affirms, "We have validated the anti-factor IIa chromogenic assay according to USP <1225> Validation of Compendial Procedures for accuracy, precision, specificity, linearity, and range.
An optimised, rapid chromogenic assay, specific for measuring direct factor Xa inhibitors (rivaroxaban) in plasma.
Ready-to-use, Chromogenic Assay for Monitoring UF and LMW Heparin -
4 s (reference interval, 23-36 s), and factor VIII activity was markedly reduced in a chromogenic assay (<10 IU/dL; reference interval, 50-175 IU/dL) and a clotting assay (<1 IU/dL; reference interval, 70-150 IU/dL).