5 Reagents included in this class for medical or veterinary purposes, namely, ligands, Reagents in kit form consisting of pre-measured containers of various ligands in the nature of chemical reagents and diagnostic reagents for medical use, Test and testing reagents, namely, ligands in the nature of chemical reagents and diagnostic reagents for medical use for testing body fluids, Medical in-vivo diagnostic reagents, Laboratory reagents for medical or veterinary use, Chemical diagnostic reagents for medical, veterinary or pharmaceutical use, Chemical products or preparations for medical, veterinary or pharmaceutical analysis, namely, ligands, Chemical products or preparations for use in radiochemical analysis for medical, pharmaceutical or veterinary use, namely, ligands, Chemical products or preparations for use in medical, pharmaceutical or veterinary analysis, namely, ligands, Biochemical preparations or substances for medical, diagnostic or pharmaceutical use, namely, ligands