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Test Tube icon - also known as education, chemistry, science, test tubes, chemical, and test tube. Created in a clean gradient style with a silver, black, and olive finish, perfect for web, apps, and UI projects. Available in SVG and PNG, with multiple style variants.
<svg
xmlns="http://www.w3.org/2000/svg"
width="512pt"
height="512pt"
viewBox="0 0 512 512"
>
<linearGradient
id="c"
x1="74.981"
x2="437.019"
y1="74.981"
y2="437.019"
gradientUnits="userSpaceOnUse"
>
<stop offset="0" stop-color="#ff9100" />
<stop offset="1" stop-color="#ff5d00" />
</linearGradient>
<linearGradient id="a">
<stop offset="0" stop-color="#b34f03" />
<stop offset="1" stop-color="#913f02" />
</linearGradient>
<linearGradient
id="d"
x1="149.838"
x2="211.254"
y1="382.721"
y2="444.138"
gradientUnits="userSpaceOnUse"
href="#a"
/>
<linearGradient
id="e"
x1="312.115"
x2="421.341"
y1="201.222"
y2="310.447"
gradientUnits="userSpaceOnUse"
>
<stop offset="0" stop-color="#2fc0f0" />
<stop offset="1" stop-color="#0d91bd" />
</linearGradient>
<linearGradient
id="f"
x1="88.583"
x2="199.58"
y1="200.309"
y2="311.307"
gradientUnits="userSpaceOnUse"
>
<stop offset="0" stop-color="#9cdd05" />
<stop offset="1" stop-color="#79ab03" />
</linearGradient>
<linearGradient
id="g"
x1="199.149"
x2="312.851"
y1="233.562"
y2="347.264"
gradientUnits="userSpaceOnUse"
>
<stop offset="0" stop-color="#d3d3d8" />
<stop offset="1" stop-color="#babac0" />
</linearGradient>
<linearGradient id="b">
<stop offset="0" stop-color="#e7e7e7" />
<stop offset="1" stop-color="#d3d3d8" />
</linearGradient>
<linearGradient
id="h"
x1="320.772"
x2="412.13"
y1="92.021"
y2="183.38"
gradientUnits="userSpaceOnUse"
href="#b"
/>
<linearGradient
id="i"
x1="99.87"
x2="191.229"
y1="92.021"
y2="183.38"
gradientUnits="userSpaceOnUse"
href="#b"
/>
<linearGradient
id="j"
x1="100.637"
x2="190.462"
y1="194.127"
y2="283.951"
gradientUnits="userSpaceOnUse"
href="#b"
/>
<linearGradient
id="k"
x1="321.538"
x2="411.363"
y1="194.127"
y2="283.951"
gradientUnits="userSpaceOnUse"
href="#b"
/>
<linearGradient
id="l"
x1="296.356"
x2="366.552"
y1="378.331"
y2="448.527"
gradientUnits="userSpaceOnUse"
href="#a"
/>
<linearGradient
id="m"
x1="218.232"
x2="293.768"
y1="365.932"
y2="441.468"
gradientUnits="userSpaceOnUse"
>
<stop offset="0" stop-color="#68544f" />
<stop offset="1" stop-color="#3e322e" />
</linearGradient>
<path
fill="url(#c)"
d="M512 256c0 141.387-114.613 256-256 256S0 397.387 0 256 114.613 0 256 0s256 114.613 256 256zm0 0"
/>
<path fill="#babac0" d="M195.453 229.059h40.586v19.96h-40.586zm0 0" />
<path
fill="url(#d)"
d="M226.059 429.332h-99.805v-10.645c0-16.511 13.43-29.94 29.941-29.94h69.864zm0 0"
/>
<path
fill="url(#e)"
d="m344.828 168.512-18.3 20.625v119.765c0 22.016 17.906 39.922 39.921 39.922 22.02 0 39.922-17.902 39.922-39.922V189.137l-17.187-20.625zm0 0"
/>
<path
fill="url(#f)"
d="m120.383 168.512-14.754 20.625v119.765c0 22.016 17.902 39.922 39.922 39.922 22.015 0 39.922-17.902 39.922-39.922V189.137l-22.278-20.625zm0 0"
/>
<path fill="#a1a1a7" d="M275.96 229.059h40.587v19.96H275.96zm0 0" />
<path
fill="url(#g)"
d="M256 189.137c-16.566 0-29.941 13.375-29.941 29.941v155.098h59.882V219.078c0-16.566-13.375-29.941-29.941-29.941zm0 0"
/>
<path
fill="url(#h)"
d="M406.371 189.137h-79.844v-42.293c-11.617-4.121-19.96-15.223-19.96-28.235 0-16.511 13.43-29.941 29.94-29.941h59.884c16.511 0 29.941 13.43 29.941 29.941 0 13.012-8.344 24.114-19.96 28.235zm0 0"
/>
<path
fill="url(#i)"
d="M185.473 189.137h-79.844v-42.293c-11.621-4.121-19.965-15.223-19.965-28.235 0-16.511 13.434-29.941 29.941-29.941h59.883c16.512 0 29.942 13.43 29.942 29.941 0 13.012-8.34 24.114-19.961 28.235v42.293zm0 0"
/>
<path fill="url(#j)" d="M205.434 268.98H85.668v-59.882h119.766zm0 0" />
<path
fill="url(#k)"
d="M426.332 268.98H306.566v-59.882h119.77v59.882zm0 0"
/>
<path
fill="url(#l)"
d="M385.746 429.332h-99.805v-40.586h69.864c16.511 0 29.941 13.43 29.941 29.941zm0 0"
/>
<path
fill="url(#m)"
d="M256 348.824c-27.547 0-49.902 22.356-49.902 49.903v30.605h99.804v-30.605c0-27.547-22.355-49.903-49.902-49.903zm0 0"
/>
<path fill="#53433f" d="M246.02 388.746h19.96v40.586h-19.96zm0 0" />
<path fill="#3e322e" d="M256 388.746h9.98v40.586H256zm0 0" />
</svg>
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