As an anticoagulant citrate binds the calcium in blood that is needed for clotting.
Marble blue blood collection tube.
Sodium citrate either 3 2 or 3 8 citrate theophylline adenosine dipyridamole ctad action.
These tubes have a clot activator on the glass and a polymer gel as the separator.
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.
One tube has a gold stopper and the other has a red gray marble stopper.
The tube must be inverted five times following blood collection.
There are two kinds of sst tubes.
Calcium is required for blood clotting.
Collection tubes collection tubes for blood specimens gold red gray marble mint green green lavender light blue gray red royal blue yellow the following tables should be helpful in understanding which kind of vacuum vacutainer type tube to use in the collection of specimens.
Light blue top tube tubes with light blue stoppers shields contain two additives.
Citrate is an anticoagulant which binds calcium in the blood.
Since it is bound up the blood cannot clot resulting in a whole blood sample red blood cells and plasma.