Blood Collection Tubes
A vacutainer is a Plastic or Glass Tube, which is used to collect Blood for various Investigation Purposes.
Uses of Blood Collection Tubes
| Image | Tube Name | Type of Additive | Use of Tube |
|---|---|---|---|
 |
Lavender Tube | Potassium EDTA | It is used in Hematology (CBC) and Blood Bank. EDTA binds with calcium and prevents clotting. |
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Grey Tube | Sodium Fluoride & Potassium Oxalate | It is used to diagnose Plasma Glucose Levels. Fluoride inhibits Glycolysis and Oxalate prevents clotting. |
 |
Light Blue | Sodium Citrate | It is used to diagnose Coagualtion Studies. Sodium Citrate binds with calcium & prevents clotting. |
 |
Red / Yellow Tube | Clot Activator | Clot Activator promotes Blood Clotting. It is used for Serology, Chemistry & Immunology Studies. |
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Green Tube | Lithium Heparin | It is used for QuantiFERON-TB Gold Test. |
 |
Black Tube | Sodium Citrate | It is used to diagnose ESR. |
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Clinical Nursing