The anticoagulant is 3.2% Sodium Citrate solution, which is used for coagulation tests, like PT, APTT, ... plasma specimen for coagulation function test,it contains buffered Sodium Citrate solution with the concentration of 3.2%(0.109mol/l ... ).The mixing ratio of blood to Sodium Citrate is 9:1. This anticoagulant is sustained and stable,it ...