Since it is bound up the blood cannot clot resulting in a whole blood sample red blood cells and plasma.
Marble blue blood collection tube.
Sodium citrate either 3 2 or 3 8 citrate theophylline adenosine dipyridamole ctad action.
Bd vacutainer plastic tubes offer a safe method of blood collection and reduce the potential for tube breakage and specimen spillage thereby reducing the potential for exposure to bloodborne pathogens.
Common blood collection tubes their additives and laboratory uses by editorial team on january 2 2020 in biochemistry hematology immunology the evacuated tube system for blood collection in use for various laboratory tests consists of tubes of various sizes with color coded tops indicating tube contents.
Light blue top tube tubes with light blue stoppers shields contain two additives.
As an anticoagulant citrate binds the calcium in blood that is needed for clotting.
The tube must be inverted five times following blood collection.
There are two kinds of sst tubes.
Citrate is an anticoagulant which binds calcium in the blood.
Sodium citrate 3 2 or 3 8 and ctad citrate theophylline adenosine dipyridamole.
Calcium is required for blood clotting.
These tubes are used to separate the blood cells from the serum.