OPSS PEG Succinimidyl Carboxymethyl Ester (OPSS PEG SCM), MW 7.5K is a heterobifunctional OPSS PEG succinimidyl carboxymethyl ester product, which is a useful crosslinker with a PEG spacer. OPSS stands for o-pyridyl disulfide or o-pyridyl dithio, PDP, pyridyl dithiopropionate.
AxisPharm offers 5000+ PEG Linkers with high purity. Different kinds of PEG Reagents may be available by custom synthesis.