11/4/2023 0 Comments Light blue top![]() Tube wall: The blood collection tube is of 50-150 mm in length and 10-20 mm in diameter.The following are the components of blood collection tube: However, these have stoppers and can be made from either plastic or glass. The blood collection tubes are similar to the test tube in shape and size. In summary Components of Blood Collection Tube.You may check with the laboratory for the minimum amount of needed blood. Performing more than one test is possible from one tube. When blood is not mixed thoroughly with the additives may result in errors in the test. All tubes with anticoagulants should be mixed gently 10-12 times to mix the additive with the blood and prevent clotting. Thorough mixing of tubes with additives is must. These tubes are used in various diagnostic fields like chemical/biochemical, hematological, molecular, and serological testing.Ĭolor of the tubes determine the types of additives added in the tubes. The rubber top creates a vacuum seal that helps in drawing a pre-determined volume of blood. These are either made up of plastic or glass and have rubber stopper at the top. These are also called vacutainer or evacuated tubes. In-vitro analysis of blood samples can be performed in clinical laboratories using serum or plasma.īlood is collected in test tubes or blood collection tubes (BCTs) with air-tight closures, color-coded for practical and easy identification. ![]() Different tests and biochemical assays require varying types of sample collection tubes.
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