Lab Test Tubes Icon - Scientific Research & Chemistry Symbol #3745794 (License: Personal Use)

This black-and-white line icon depicts five upright test tubes seated in a rectangular rack, each containing a small horizontal line indicating liquid level. The design is stylized for clarity and scalability, making it suitable for digital interfaces, infographics, and print materials related to laboratory work. Its simplicity ensures high legibility even at small sizes.

Used on science education sites, lab equipment catalogs, healthcare dashboards, and research institution pages to symbolize chemical analysis, diagnostics, or experimental procedures. Matches user intent for visual shorthand in STEM-related content.