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Test Tube icon - also known as education, chemistry, science, chemical, and test tube. Created in a clean gradient style, 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="512"
height="512"
viewBox="0 0 64 64"
>
<defs>
<linearGradient
id="a"
x1="29.5"
x2="29.5"
y1="61.863"
y2="1.045"
gradientUnits="userSpaceOnUse"
>
<stop offset="0" stop-color="#e93e3a" />
<stop offset=".36" stop-color="#ed683c" />
<stop offset=".716" stop-color="#f3903f" />
<stop offset="1" stop-color="#fdc70c" />
</linearGradient>
<linearGradient
id="b"
x1="50"
x2="50"
y1="61.863"
y2="1.045"
href="#a"
/>
<linearGradient
id="c"
x1="10"
x2="10"
y1="61.863"
y2="1.045"
href="#a"
/>
<linearGradient
id="d"
x1="19"
x2="19"
y1="61.863"
y2="1.045"
href="#a"
/>
<linearGradient
id="e"
x1="23"
x2="23"
y1="61.863"
y2="1.045"
href="#a"
/>
<linearGradient
id="f"
x1="29"
x2="29"
y1="61.863"
y2="1.045"
href="#a"
/>
<linearGradient
id="g"
x1="36"
x2="36"
y1="61.863"
y2="1.045"
href="#a"
/>
<linearGradient
id="h"
x1="33"
x2="33"
y1="61.863"
y2="1.045"
href="#a"
/>
</defs>
<g>
<path
d="M42.955 6.328a4.986 4.986 0 0 0-8.948-2.312 5.1 5.1 0 0 0-6.059.04 6.995 6.995 0 0 0-11.889 4.033A5 5 0 0 0 16 17.9V23a3 3 0 0 0 6 0v-1a1 1 0 0 1 2 0v33a7 7 0 0 0 14 0V22a3.017 3.017 0 0 0 3-3 2.966 2.966 0 0 0-.184-1H41a6 6 0 0 0 1.955-11.672ZM31 60a5.006 5.006 0 0 1-5-5V42.347a9.32 9.32 0 0 0 2 .193 8.615 8.615 0 0 0 3.339-.6A7.706 7.706 0 0 1 36 41.719V55a5.006 5.006 0 0 1-5 5Zm5-20.347a9.32 9.32 0 0 0-2-.193 8.615 8.615 0 0 0-3.339.6 6.646 6.646 0 0 1-2.661.48 6.6 6.6 0 0 1-2-.259v-9.465A2.966 2.966 0 0 0 27 31a3 3 0 0 0 3-3v-6h6ZM39 19a.978.978 0 0 1-.306.712A.957.957 0 0 1 38 20h-8v-2h8a1 1 0 0 1 1 1Zm2-3H29a1 1 0 0 0-1 1v11a1 1 0 0 1-2 0v-6a3 3 0 0 0-6 0v1a1 1 0 0 1-2 0v-6a1 1 0 0 0-1-1 3 3 0 0 1 0-6 1 1 0 0 0 1-1 5 5 0 0 1 9.068-2.9 1 1 0 0 0 .788.418.961.961 0 0 0 .809-.376 2.967 2.967 0 0 1 4.767.113.992.992 0 0 0 .953.406 1 1 0 0 0 .8-.657 2.993 2.993 0 0 1 5.818.906c-.005.037-.013.12-.015.158a1 1 0 0 0 .8 1.009A4 4 0 0 1 41 16Z"
fill="url(#a)"
/>
<path
d="M50 16a3 3 0 1 0 3 3 3 3 0 0 0-3-3Zm0 4a1 1 0 1 1 1-1 1 1 0 0 1-1 1Z"
fill="url(#b)"
/>
<path
d="M10 17a3 3 0 1 0 3 3 3 3 0 0 0-3-3Zm0 4a1 1 0 1 1 1-1 1 1 0 0 1-1 1Z"
fill="url(#c)"
/>
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d="M19 28a3 3 0 1 0 3 3 3 3 0 0 0-3-3Zm0 4a1 1 0 1 1 1-1 1 1 0 0 1-1 1Z"
fill="url(#d)"
/>
<path d="M22 12h2v2h-2z" fill="url(#e)" />
<path d="M28 8h2v2h-2z" fill="url(#f)" />
<path d="M35 10h2v2h-2z" fill="url(#g)" />
<path d="M32 25h2v2h-2zM32 32h2v2h-2z" fill="url(#h)" />
<path d="M28 35h2v2h-2z" fill="url(#f)" />
<path d="M32 45h2v2h-2z" fill="url(#h)" />
<path d="M28 50h2v2h-2z" fill="url(#f)" />
</g>
</svg>
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