Marble Blue Blood Collection Tube
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.
Marble blue blood collection tube. These tubes have a clot activator on the glass and a polymer gel as the separator. Calcium is required for blood clotting. Sodium citrate either 3 2 or 3 8 citrate theophylline adenosine dipyridamole ctad action. 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. These tubes are used to separate the blood cells from the serum. As an anticoagulant citrate binds the calcium in blood that is needed for 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. One tube has a gold stopper and the other has a red gray marble stopper.