Tube Colors and the Tests They Are Used For | Phlebotomy USA
WEBMar 24, 2024 · Gray Top Tube. The gray top tube contains potassium oxalate/sodium fluoride, specifically for glucose and lactate testing. These additives keep glucose levels stable until they can be analyzed, useful for tests like: Fasting Blood Sugar (FBS) Glucose Tolerance Test (GTT) Lactic Acid; Blood Alcohol Concentration (BAC) Royal Blue …
Common blood collection tubes, their additives and laboratory …
WEBMar 7, 2022 · Most blood collection tubes contain an additive that either accelerates clotting of the blood (clot activator) or prevents the blood from clotting (anticoagulant). The list below lists the most commonly used blood collection tubes, their …
Blood Specimens: Chemistry and Hematology - Labcorp
WEBGray-top tube: Contains sodium fluoride (a preservative) and potassium oxalate (an anticoagulant). Use: Sodium fluoride whole blood or plasma. Send plasma in a plastic transport tube labeled “Plasma, Sodium Fluoride.”
What Color Tubes Are Used for Which Tests in Phlebotomy
WEBGray Top. A gray stopper indicates a tube that contains any of the following chemicals: Potassium oxalate. Sodium fluoride. Na2 EDTA. Labs typically use gray lids for glycolic inhibition of draws. Gray tops are common when phlebotomists expect there to be a delay in glucose level test results.
Blood Collection Tubes: Types, Colors, Additives and Tests
WEBSodium Fluoride/Potassium Oxalate (NaF/K Oxalate) tubes (vacutainers), also sometimes referred to as gray-top tubes due to their color, are specifically designed for tests that require preserved levels of certain analytes, particularly blood glucose (sugar).
When should a gray top tube be used, and what tests are …
WEBJun 3, 2024 · A gray top tube is used for blood collection when tests requiring plasma or whole blood for glucose determination are ordered. The gray top tube typically contains an anticoagulant, such as sodium fluoride, which helps preserve glucose levels by inhibiting glycolysis (the breakdown of glucose) in the collected blood specimen.
Phlebotomy Tubes Explained - E Phlebotomy Training
WEBGray Top Tube. Gray-colored stoppers indicate that the tubes can contain potassium oxalate and sodium fluoride, sodium fluoride, and sodium fluoride/Na2 EDTA. These are often used for laboratory procedures where glycolytic inhibition of specimen is needed.
What is the role of a gray top tube in blood collection, and which ...
WEBJun 3, 2024 · A gray top tube, also known as a royal blue top tube, is used for blood collection when tests requiring plasma or serum for trace metal analysis are ordered.
WEBRevised 11/2/2020. LABORATORY TUBE COLLECTION QUICK REFERENCE GUIDE. THIS CHART DOES NOT ENCOMPASS ALL LABORATORY TESTS. SPECIMEN LABELING REQUIREMENTS: PATIENT MUST BE IDENTIFIED UTILIZING TWO PATIENT IDENTIFIERS (I.E. FIRST AND LAST NAME & DATE OF BIRTH). ALL SPECIMENS MUST BE LABELED IN THE PRESENCE OF THE PATIENT.
Updated Phlebotomy Tube Color Chart and Test Associations
WEBPhlebotomy tube colors are used to identify the type of anticoagulant present and whether a separator gel is included. Proper blood collection techniques involve securing a tourniquet, using gloves, mixing anticoagulants gently, and more.
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