tiger top
The color tube for Gamma-glutamyl transferase (GGT) testing is typically green or light green.
blue
A gold or red/gray tiger top tube (serum separator tube) is typically used for GGT (gamma-glutamyl transferase) testing. This tube contains a clot activator and gel separator to obtain serum for testing.
A gold or tiger-top tube is typically used for a gamma-glutamyl transferase (GGT) test. This type of tube contains a gel separator and clot activator, which helps with serum separation.
serum,tiger tube
green
I would use the semi-colored tube.
a lavender top tube
red
red
blue
Light blue