Global Supplier of High-Purity PEG Linkers From Milligrams to 100+ Kilograms

Biopharma PEG Scientific Inc. is a biotechnology company specializing in the manufacturing of high-purity PEG derivatives, PEG raw materials, and custom synthesis services for customers worldwide. We empower the rapid advancement of next-generation therapeutics—including ADCs, PROTACs, and LNP Drug Delivery systems—from preclinical discovery through commercial launch.

Scalable, High-Purity Manufacturing

Biopharma PEG offers a complete portfolio of polydispersed, monodispersed, and multi-arm PEGs, available in both non-GMP and GMP grades. With manufacturing capabilities scaling from milligrams to hundreds of kilograms and beyond, we supply a wide range of multi-functionalized groups, including Methoxy, Maleimide, NHS Ester, Amine, Azide, DBCO， PEG lipids, etc.

Custom Synthesis & Protein PEGylation Services

In addition to a catalog of over 5,000 high-purity PEG linkers, Biopharma PEG provides comprehensive custom synthesis services for clients requiring specialized, novel PEG architectures.

We also provide integrated, end-to-end PEGylated Protein Development Services—from recombinant protein expression to advanced PEG-protein conjugation, purification, and analytical characterization—ensuring optimized pharmacokinetics and stability for clinical-stage development.

Quality and Regulatory Compliance

Quality is the foundation of our operations. Our state-of-the-art facilities operate under a rigorous Quality Management System (QMS). We guarantee exceptional purity and lot-to-lot consistency through advanced orthogonal analytics, including 400 MHz NMR, MALDI-TOF MS, HPLC, GC, LC, LC-MS and GC-MS, etc.

For more information, please contact us at sales@biochempeg.com or visit https://www.biochempeg.com/