About HYCOR Biomedical. HYCOR Biomedical is a global manufacturer and supplier of high-quality in vitro diagnostic products for blood testing related to allergies. The company operates across four locations: California, USA. Amsterdam, Netherlands. Paris, France. and Göttingen, Germany. At HYCOR, we believe that individuals with allergies can significantly improve their quality of life by identifying the exact cause of their symptoms. Understandi...