Sodium Heparin Green-Top Tube

**Semantic type:** Manufactured Object

**Definition:** A blood collection tube that contains sodium heparin as an anticoagulant. This tube is used for preparing heparinized plasma, whole blood, and bone marrow specimens. It is identified by a green closure.

**Synonyms:** - Green-Top Sodium Heparin Tube - Green-Top Tube - Green-Top Tube (sodium heparin) - Sodium heparin tube