Off-white/white solid or viscous liquid depends on molecule weight;Soluble in regular aqeous solution as well as most organic solvents;
描述
产品介绍
Nitrophenyl functional PEG, NPC PEG is an amino (-NH2) reactive PEG derivative that can be used to modify protein, peptide or any other surfaces with available amino groups either on their lysine residue or N-terminus. NPC PEGs react readily with amine groups at a pH of from 6.5 to 9.5.