... , like PT, APTT, TT, etc. Item No. Specification Quantity(Pcs) Measurement(cm)GD018SCBlue Cap,Coagulation,13×75mm,1.8ml120048×38×20GD027SCBlue ... function test,it contains buffered Sodium Citrate solution with the concentration of 3.2%(0.109mol/l).The mixing ratio of ...