Test Tube Icon - Laboratory Equipment Illustration for Science & Education #3894507 (License: Personal Use)

This is a flat, vector-style illustration of a laboratory test tube tilted diagonally, featuring a thick black outline and vivid magenta-pink liquid filling approximately two-thirds of the tube. Four evenly spaced horizontal tick marks indicate volume measurements along the side. The transparent background makes it suitable for overlays, infographics, or digital interfaces.

Commonly used in educational websites, science blogs, medical apps, or chemistry-themed landing pages to symbolize experiments, diagnostics, or lab work. Matches user intent for visual metaphors related to scientific testing or results.