Hematology

Edta should be in inversions of 8 together with Heparin but with 3.2% sodium citrate inversion is 3-4

Formulations:

EDTA - K2 EDTA

Heparin - Ammonium, Lithium, Sodium Heparin

3.2% Sodium citrate - 3.8% sodium citrate, westergreen ESR

Concentrations:

EDTA - 1.5 mg/ml of blood

Heparin - 15-20 units/mL

3.2% Sodium citrate - A:C 1:9