英文同义词: | O-(2-CARBOXYETHYL)POLYETHYLENE GLYCOL 3,400;POLY-ETHYLENE GLYCOL 3,400 MONOACID;O-(2-Carboxyethyl)polyethylene glycol 5000;O-(2-Carboxyethyl)polyethylene glycol 10000;O-(2-Carboxyethyl)polyethylene glycol;HOOC-PEGn-OH 2K, 5K, 10K, 20K;O-(2-Carboxyethyl)polyethylene glycol 3,000;Poly(oxy-1,2-ethanediyl),a-(2-carboxyethyl)-w-hydroxy- |