These evacuated tubes feature color coded tops and sterile tube interior. Tubes are conveniently pre-labeled. Red tops are plain, lavender tops are EDTA coated, blue tops contain buffered sodium citrate coagulate, grey tops contain potassium oxalate/sodium fluoride, and the green tops contain lithium heparin.
In order to purchase this item, proper licensing is required and a Prescription Drug Authorization form must be submitted. Click here to download the form.