Microspheres & Particles

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Carboxyl Microspheres

Carboxyl microspheres from Polysciences offer reactive carboxyl (-COOH) surface groups ideal for covalent coupling of biomolecules, making them invaluable in biomedical assays, diagnostics, drug delivery, and material science. Available in a range of sizes and formats, our carboxyl-functionalized microspheres provide superior performance and reproducibility for researchers across disciplines. If you need guidance selecting the right microsphere, our technical support team is ready to assist.

3D render of smooth white microspheres floating in a soft gray background, representing polymer or silica particles