Emergency Medical Technician (EMT) Medical MCQs PTS Past Papers Rescue 1122 Anticoagulant of choice for coagulation test? December 16, 2021 Admin No Comments A: Heparin B: 3.5% Sodium Citrate C: EDTA D: None of these Correct Answer: b Short Details: Actual value of Sodium Citrate should be 3.13% to 3.5%. View More Details >>