Which of the following additives is not in a gray-topped blood collection tube?
A) sodium fluoride
B) sodium citrate
C) potassium oxalate
D) EDTA
Question 2
Which of the following blood collection tubes is most appropriate for the collection of blood for a DIFF?
A) royal bluetopped tube
B) purple-topped tube
C) gold-topped tube
D) light bluetopped tube