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Color-Coded Tops
Collection tube colors and tests associated
Term | Definition |
---|---|
Yellow (sterile) additive | sodium polyanetholesulfonate (SPS) to inhibit complement and phagocytosis |
Yellow (sterile) specimen | whole blood |
Yellow (sterile) test | use this tube to recover microorganisms causing blood infection |
Light Blue test | coagulation tests and prothrombin time (PT) |
Light Blue additive | Sodium Citrate (anticoagulant) |
Light Blue specimen | plasma |
Red (plastic or glass) test | chemistry, serology, blood bank |
Red (plastic or glass) additive | clot activators in plastic, none in glass |
Red (plastic or glass) specimen | serum |
Lavender test | complete blood count CBC, sedimentation rate, routine immunohemtaology |
Lavender additive | EDTA (anticoagulant) |
Lavender specimen | whole blood |
White test | viral loads |
White additive | polymer gel with EDTA |
White specimen | plasma |
Gold BD Hemogard Closure or red-gray test | most chemistry tests |
Gold BD Hemogard Closure or red-gray additive | clot activator/polymer gel |
Gold BD Hemogard Closure or red-gray specimen | serum |
Grey test | lactic acid measurement, glucose tolerance test, fasting blood sugar (FBS), blood alcohol levels |
Grey additive | antiglycolytic afent (iodacetate or sodium flouride) that preserves gluclose, perhpas the anticoagulant potassium oxalate or heparin |
Grey specimen | plasma |
Black test | deimentation rate |
Black additive | buffered sodium citrate |
Black specimen | whole blood |
Green test | STAT and routine chemistry tests, ammonia, electrolytles, arterial blood gases (ABGs) |
Green additive | sodium heparin, lithium heparin, or ammonium heparin |
Green specimen | plasma |
Light green or green-gray test | STAT and routine chemistry tests |
Light green or green-gray additive | heparin/polymer gel |
Light green or green-gray specimen | plasma |
Orange BD Hemogard Closure or yellow-gray test | STAT chemistry |
Orange BD Hemogard Closure or yellow-gray additive | thrombin |
Orange BD Hemogard Closure or yellow-gray specimen | serum |
Royal Blue test | toxicology, trace metals. nutritional analysis |
Royal Blue additive | heparin, EDTA, or none |
Royal Blue specimen | plasma or serum |
Tan test | lead analysis |
Tan additive | heparin |
Tan specimen | plasma |
Yellow (nonsterile) test | human leukocyte antigen (HLA) studies |
Yellow (nonsterile) additive | acid citrate and dextrose |
Yellow (nonsterile) specimen | whole blood |
Pink test | blood bank compatibility test |
Pink additive | K2, EDTA |
Pink specimen | whole blood or plasma |