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Chromogenic Kits

Learn more about our Chromogenic Kits.

Phospholipid Emulsions

Our highly stable phospholipid emulsions are suitable for use in analyses related to procoagulant and anticoagulant pathways.


Factor XIa Calibrator and Control

Lyophilized preparations of human Factor XIa in packages of 10 vials.

The Factor XIa Calibrator is calibrated vs. the 1st International standard for Activated Blood Coagulation Factor XI (FXIa), Human, NIBSC code 13/100, and potency assigned in mIU/mL.

The Factor XIa Control is potency assigned in mIU/mL vs. the 1st International standard for FXIa or vs. the Rossix Factor XIa Calibrator with traceability to the 1st International standard for FXIa.

Factor XIa Calibrator

Ref: 1199

Factor XIa Calibrator intended for use with the Rox Factor XIa kit.

Factor XIa Control

Ref 1188

Factor XIa Control intended for use with the Rox Factor XIa kit.


2016-06-22 Publication in collaboration with NovoNordisk

Rosén P, Rosén S, Ezban M, Persson E.

Overestimation of N-glycoPEGylated factor IX activity in one-stage factor IX clotting assay owing to silica-mediated premature conversion to activated factor IX.

J Thromb Haemost 2016; 14: 1420-7.


2015-04-13 Publication in collaboration with AstraZeneca

Ann Lövgren et al. Blood Coagulation and Fibrinolysis, Characterization of thrombin derived from 

human recombinant prothrombin.

Open access: click here