The DSS crosslinker is a water-insoluble, membrane-permeable, non-cleavable crosslinker containing amine-reactive N-hydroxysuccinimide (NHS) esters at each end. Amine-reactive sulfo-NHS esters react rapidly with any primary amine-containing molecule.
AxisPharm offers 5000+ PEG Linkers with high purity. Different kinds of PEG Reagents may be available by custom synthesis.