click below
click below
Normal Size Small Size show me how
Med Lab ( tubes)
color blood tubes with additive
Color | Additive | Uses |
---|---|---|
RED TOP | None | Chemistries, immunology and Serology, Blood Bank (crossmatch) |
PURPLE TOP | EDTA | Hematology (CBC) and Blood Bank (Crossmatch); requires FULL DRAW- invert 8 times |
LIGHT BLUE TOP | Sodium citrate | Coagulation tests (protime and prothrombin time), FULL DRAW required |
Light GRAY TOP | Sodium fluoride and potassium oxalate | Glucoses, requires FULL DRAW (may cause hemolysis if short draw) |
Light GREEN TOP | Plasma Separating Tube (PST) with Lithium heparin | Chemistries |
DARK BLUE TOP | EDTA | Trace element testing (Zinc, copper,lead,mercury) and toxicology |
YELLOW TOP | ACD (acid-citrate-dextrose) | HLA tissue typing, paternity testing, DNA studies |
GOLD TOP | None | Chemistries, immunology, and Serology |
PINK TOP | Potassium EDTA | Molecular and viral load testing |
ORANGE TOP | Thrombin | STAT serum chemistries |
LIGHT BROWN TOP | Sodium Heparin | Serum Lead Determination |
BLACK TOP | Sodium citrate (buffered) | Westergren Sedimentation Rate; requires FULL DRAW |
YELLOW BLACK TOP | Broth mixture | Microbiology- aerobes, anaerobes, fungi |
GREEN TOP | Sodium heparin or lithium heparin | For lithium level, use sodium heparin for ammonia level, use sodium or lithium heparin, HPV. |