-
Red tube
- -coagulant
- -chemical test
- -chemistry
- plain red with no serum - blood bank
-
-
Royal blue tube
- -heavy metals
- -trace minerals
-
Lavender tube
- -anticoagulant
- -CBC
- -H&H
- -hematology (EDTA)
-
Light blue stopper
- -contains anticoagulant (soduim citrate)
- -pressure blood
- -no short draws
- -1:9 ratio
- -no finger sticks
-
Gray tube
- -contains oxalates
- -glucose (preseves)
- -glucose tolerence
- -chemisty
- -must be spun
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