· Tubes are prepared with 3.8% tri sodium citrate soluti- on.
· It is produced in various volumes.
· It is generally used in clinical chemistry laboratories.
· 9NC; It is prepared to create 9 units of blood mixture for 1 unit of blood additive.
· PT, aPTT, Fibrinogen, D-Dimer, Coagulation Factors(FII, FV, FVII, FVIII, FIX, FX, FXI, FXII, FXIII), Collagen-ADP, Collagen-Epinephrine,

Protein C, Protein S, ATIII, TT, Lupus Anticoagulant, VWF: Ag and VWF:RiCoF, Antifactor Xa are studied.
· Acid-base balance cannot be examined with citrated blood; it is not suitable for electrolyte and some calcium measurement methods.
Citrate has a detrimental eWect on the determination of some enzymes