Anticoagulant used for chelating calcium -
Answer-D. All of the aboveMost of the anticoagulants used in the laboratory act by binding calcium as an insoluble salt or soluble but un-ionized salt.Thesecalciumchelatinganticoagulantsare :-EDTADouble oxalateSodium citrateSodiumJluoride
E DTA
Oxalate
Sodium citrate
All of the above