Blood Collection Tube - Medical Diagnostic Sample Vial #163133 (License: Personal Use)

This image shows a stylized, hand-drawn vacuum blood collection tube featuring a gray body, a white label area, a red rubber stopper, and a distinctive purple ribbed cap. The purple cap indicates the tube contains EDTA anticoagulant, making it ideal for complete blood count (CBC) and other hematology analyses. The design emphasizes clarity and recognizability for educational or informational healthcare content.

Used on medical websites, lab supply pages, patient education materials, or clinical training resources to illustrate phlebotomy equipment; matches user intent for understanding blood draw procedures or identifying tube types by color coding.