---
title: "Test Tubes Icon | Free Download PNG & SVG | Ultimate Regular"
product: "Streamline Icons, Illustrations and Elements"
url: /icons/download/test-tubes--9487
canonical_url: "https://www.streamlinehq.com/icons/download/test-tubes--9487"
summary: "Clean line icon of three test tubes with different liquid levels. Used for science, chemistry, labs, and experiments."
---

# Test Tubes icon

The Test Tubes icon shows three open-top test tubes with rounded bottoms and different liquid levels, drawn in the line style on a 24px grid with a 1.5px stroke so it stays clear at small sizes. Use it for chemistry labs, science education, experiments, laboratory tools, and research interfaces. It belongs to Ultimate Regular set in the Ultimate family.

## Preview

![Clean line icon of three test tubes with different liquid levels. Used for science, chemistry, labs, and experiments.](https://assets.streamlinehq.com/image/private/w_240,h_240,ar_1/f_auto/v1/icons/laboratory/test-tubes-3juszpwo076zhb5pxt3ac.png/test-tubes-i50otdw86dcxhsg9385ays.png?_a=DATAiZkSZAA0)

## Details

- **Name**: Test Tubes
- **Type**: Icon
- **Set**: [Ultimate Regular](/icons/streamline-regular.md) — Icon encyclopedia with every concept. Regular style prioritizes simplicity, adapts to light/dark backgrounds. 
- **Family**: [Ultimate](/icons/ultimate-sets.md) — The encyclopedia of icons
- **Style**: Line, Minimal, Stroke
- **Category**: Health Beauty › Laboratory
- **Default size**: 24px
- **Stroke width**: 1.5px
- **Pricing**: Pro
- **License**: [Commercial](https://home.streamlinehq.com/license-premium)
- **Author**: [Streamline](https://home.streamlinehq.com/)
- **Formats**: PNG, WEBP, PDF, SVG, JSX
- **Tags**: testtube, test, lab, science, experiments, research, chemistry, analysis, health, flask, glassware, chemicals, beaker, laboratory, samples

## Download

- [Download Test Tubes on Streamline](https://www.streamlinehq.com/icons/download/test-tubes--9487)

## Also available in other styles

- [Test Tubes — Ultimate Light](/icons/download/test-tubes--8781.md) (Pro)
- [Test Tubes — Ultimate Bold](/icons/download/test-tubes--8050.md) (Pro)

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