Scientific Test Tube Icon - Lab Equipment Illustration #286176 (License: Personal Use)

This vector illustration depicts a classic laboratory test tube tilted diagonally, filled halfway with vivid magenta liquid and featuring three bold black measurement lines. The design uses high-contrast black outlines against a white background (or transparent), making it highly legible and scalable for digital use. Its simplicity and clarity suit educational, medical, or scientific branding contexts.

Commonly used on educational websites, lab service pages, science blogs, or as an icon in UI/UX for health-tech apps. Matches user intent for visual representation of experiments, testing, diagnostics, or STEM topics.