Test Tube with Blue Liquid - Science Lab Icon #297212 (License: Personal Use)

This vector illustration depicts a transparent glass test tube tilted diagonally, partially filled with vibrant blue liquid up to the third graduation mark. The bold black outlines and clean design emphasize clarity and functionality, making it suitable for educational or scientific contexts. The simplicity ensures high visibility at small sizes, such as icons or infographics.

Commonly used on educational websites, science blogs, chemistry resource pages, or lab service landing pages to represent experiments, chemical analysis, or laboratory work. Matches user intent for visual cues related to science, testing, or research.