Blood Sample Test Tube - Medical Lab Equipment Illustration #3525310 (License: Personal Use)

This vector-style illustration depicts a transparent conical-bottom test tube containing a red liquid, typically symbolizing a whole blood or plasma sample. The tube features horizontal calibration lines for volume measurement and is capped with a textured orange screw-top lid, indicating it’s designed for secure transport and handling in clinical or research labs.

Used on medical, educational, or diagnostic web pages to visually represent blood collection, lab testing, hematology, or specimen handling. Matches user intent for understanding lab procedures, sample types, or healthcare infographics.