Bioprocesing
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PEI Transfection Reagents
Polyethylenimine (PEI) transfection reagents are trusted tools for efficient gene delivery and protein expression across a wide range of cell types. Polysciences offers premium PEI transfection products designed for reproducible performance in research, bioprocessing, and viral vector production workflows. Whether you're scaling up for manufacturing or optimizing transfection efficiency in the lab, our PEI reagents provide reliable results batch after batch. Need guidance selecting the right reagent? Our technical team is here to help.
Collections
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Bioprocessing, Lipids & Transfection
Find transfection reagents and lipids with various preparations and regulatory tiers to...
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Electronic Chemicals
Access our portfolio of electronic chemicals, including underfills, encapsulants, and conformal coatings,...
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Histology, Cytology & Pathology
Explore a comprehensive range of products for histology, cytology, and pathology, including...
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Instrument Standards
Find instrument standards for analytical instruments like cell analyzers and flow cytometers,...
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Histology & Microscopy
Equip your lab with our histology and microscopy products, offering high-quality staining...
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Life Sciences
Discover specialty chemicals and reagents supporting research in histology, microscopy, and anatomic...
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Microscopy & Electron Microscopy
Delve into our microscopy collections, featuring electron microscopy reagents and accessories essential...
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Microspheres & Particles
Browse our selection of microspheres and particles, featuring magnetic, fluorescent, and protein-coated...
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Specialty Chemicals & Adjuncts
Access our range of specialty chemicals and adjuncts, including resins, catalysts, solvents,...
