Blood Clotting Factor Factor Name Plasma Synthesizing Half life Chromsome Concentration site site Fibrinogen 3000 Liver 4~5d 4 Il Prothrombin 100 Liver (with Vit K) 3d 11 Ill Tissue factor Endothelial cell IV Ca2+ 100 V Proaccelerin 10 Endothelial cell,platelet 12~15 h 1 VII Proconvertin 0.5 Liver (with Vit K) 4~7h 13 VII Antihemophilic factor,AHF 0.1 Liver 8~10h X IX Plasma thromboplastic 5 Liver (with Vit K) 24h X component,PTC(Christmas factor) X Stuart-Prower Factor 10 Liver(with Vit K) 2d 13 XI Plasma thromoboplastin 5 Liver 2~3d antecedent,PTA XII Contact factor or Hageman factor 40 Liver 24h 5 XIlI Fibrin-stabilizing factor 10 Liver,platelet 8d 6,1 High-molecular weight 80 Liver 3 kininogen,HMW-K Prekallikrein,Pre-K or Fletcher factor 35 Liver 、 4I Fibrinogen 3000 Liver 4~5 d 4 II Prothrombin 100 Liver (with Vit K) 3 d 11 III Tissue factor - Endothelial cell - - IV Ca2+ 100 - - - V Proaccelerin 10 Endothelial cell, platelet 12~15 h 1 Ⅶ Proconvertin 0.5 Liver (with Vit K) 4~7 h 13 Ⅷ Antihemophilic factor,AHF 0.1 Liver 8~10 h Ⅹ Ⅸ Plasma thromboplastic 5 Liver (with Vit K) 24 h Ⅹ component,PTC(Christmas factor) Ⅹ Stuart-Prower Factor 10 Liver (with Vit K) 2 d 13 Ⅺ Plasma thromoboplastin 5 Liver 2~3 d 4 antecedent,PTA Ⅻ Contact factor or Hageman factor 40 Liver 24 h 5 XIII Fibrin-stabilizing factor 10 Liver, platelet 8 d 6,1 - High-molecular weight 80 Liver - 3 kininogen,HMW-K - Prekallikrein,Pre-K or Fletcher factor 35 Liver - 4 Factor Name Plasma Synthesizing Half life Chromsome Concentration site site Blood Clotting Factor Blood Clotting Factor