• Synonyms：
  4-ArmPEG-Succinimidyl Succinate ester
• Purity：
  ≥95%
• Uses：
  Applicated in medical research, drug-release, nanotechnology and new materials research, cell culture. In the study of ligand, polypeptide synthesis support, a graft polymer compounds, new materials, and polyethylene glycol-modified functional coatings and other aspects of the active compound.

4-ArmPEG-SS (4-ArmPEG-Succinimidyl Succinate ester) is a multiarm PEG derivative with succinimidyl NHS active ester groups at each terminal of the 4 arms connected to onepentaerythritol core. 4-ArmPEG-SS is a cleavable PEG linker that can be crosslinked into degradable PEG hydrogels. PEG hydrogels have a variety of applications in medical devices and regenerative medicine.