blue
purple
do
gray
Red or lavendar
blue
another name for test tube is culture tube or sample tube
It depends on what size test tube you are using.
red
light blue
light blue top tube
Each test has a specific color tube.
EDTA tube or lavender tube
what color tube to draw HepB titer blood test
tiger
Purple tube.
Gray tube
It depends on the test - each test has a different type of test tube top.
A test tube with a red top is used for hcg testing.
SST tube (yellow color)