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Test Tube icon - also known as science, chemistry, test tube, laboratory, lab, and healthcare and medical. 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 55 55"
>
<linearGradient id="lg1">
<stop offset="0" stop-color="#d810fb" />
<stop offset="1" stop-color="#3953ed" />
</linearGradient>
<linearGradient
id="SVGID_1_"
gradientUnits="userSpaceOnUse"
x1="-6.314"
x2="60.413"
y1="3.235"
y2="69.641"
href="#lg1"
/>
<linearGradient
id="SVGID_2_"
gradientUnits="userSpaceOnUse"
x1="-9.73"
x2="56.997"
y1="6.668"
y2="73.074"
href="#lg1"
/>
<linearGradient
id="SVGID_3_"
gradientUnits="userSpaceOnUse"
x1="6.412"
x2="73.139"
y1="-9.552"
y2="56.854"
href="#lg1"
/>
<linearGradient
id="SVGID_4_"
gradientUnits="userSpaceOnUse"
x1="2.996"
x2="69.723"
y1="-6.12"
y2="60.286"
href="#lg1"
/>
<g>
<path
d="m23.836 2.944h-18.247c-1.658 0-3.008 1.35-3.008 3.008v6.575c0 1.658 1.35 3.008 3.008 3.008h.26v27.656c0 4.888 3.977 8.864 8.864 8.864s8.863-3.977 8.863-8.864v-27.656h.26c1.658 0 3.008-1.35 3.008-3.008v-6.575c0-1.658-1.349-3.008-3.008-3.008zm-1.759 40.247c0 4.061-3.303 7.364-7.363 7.364s-7.364-3.304-7.364-7.364v-27.656h14.728v27.656zm3.267-30.664c0 .831-.677 1.508-1.508 1.508-3.407 0-11.707 0-18.247 0-.831 0-1.508-.677-1.508-1.508v-6.575c0-.831.677-1.508 1.508-1.508h.59v2.911c0 .414.336.75.75.75s.75-.336.75-.75v-2.911h2.392v7.172c0 .414.336.75.75.75s.75-.336.75-.75v-7.172h2.393v2.911c0 .414.336.75.75.75s.75-.336.75-.75v-2.911h2.392v7.172c0 .414.336.75.75.75s.75-.336.75-.75v-7.172h2.392v2.911c0 .414.336.75.75.75s.75-.336.75-.75v-2.911h.59c.831 0 1.508.677 1.508 1.508v6.575z"
fill="url(#SVGID_1_)"
/>
<path
d="m12.309 40.838h4.808c1.357 0 2.461-1.104 2.461-2.461v-14.768c0-1.357-1.104-2.461-2.461-2.461h-4.808c-1.357 0-2.461 1.104-2.461 2.461v14.768c0 1.357 1.104 2.461 2.461 2.461zm-.961-17.229c0-.53.431-.961.961-.961h4.808c.53 0 .961.431.961.961v14.768c0 .53-.431.961-.961.961h-4.808c-.53 0-.961-.431-.961-.961z"
fill="url(#SVGID_2_)"
/>
<path
d="m49.412 2.944h-18.247c-1.658 0-3.008 1.35-3.008 3.008v6.575c0 1.658 1.35 3.008 3.008 3.008h.26v27.656c0 4.888 3.976 8.864 8.863 8.864s8.864-3.977 8.864-8.864v-27.656h.26c1.658 0 3.007-1.35 3.007-3.008v-6.575c-.001-1.658-1.349-3.008-3.007-3.008zm-1.76 40.247c0 4.061-3.304 7.364-7.364 7.364s-7.363-3.304-7.363-7.364v-27.656h14.728v27.656zm3.266-30.664c0 .831-.676 1.508-1.507 1.508-5.337 0-9.163 0-18.247 0-.831 0-1.508-.677-1.508-1.508v-6.575c0-.831.677-1.508 1.508-1.508h.589v2.911c0 .414.336.75.75.75s.75-.336.75-.75v-2.911h2.393v7.172c0 .414.336.75.75.75s.75-.336.75-.75v-7.172h2.392v2.911c0 .414.336.75.75.75s.75-.336.75-.75v-2.911h2.393v7.172c0 .414.336.75.75.75s.75-.336.75-.75v-7.172h2.392v2.911c0 .414.336.75.75.75s.75-.336.75-.75v-2.911h.59c.831 0 1.507.677 1.507 1.508v6.575z"
fill="url(#SVGID_3_)"
/>
<path
d="m37.884 40.838h4.808c1.357 0 2.461-1.104 2.461-2.461v-14.768c0-1.357-1.104-2.461-2.461-2.461h-4.808c-1.357 0-2.461 1.104-2.461 2.461v14.768c0 1.357 1.104 2.461 2.461 2.461zm-.961-17.229c0-.53.431-.961.961-.961h4.808c.53 0 .961.431.961.961v14.768c0 .53-.431.961-.961.961h-4.808c-.53 0-.961-.431-.961-.961z"
fill="url(#SVGID_4_)"
/>
</g>
</svg>
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