NHS-PEG1-SS-PEG1-NHS CAS:1688598-83-5 is a reversible linker for biomacromolecule link with active small molecule. NHS-PEG1-SS-PEG1-NHS can be used in proteins liposomes or nanoparticles.
AxisPharm offers 5000+ PEG Linkers with high purity. Different kinds of PEG Reagents may be available by custom synthesis.