*聚乙二醇聚* FA-PEG-PGA

羧基聚乙二醇聚* COOH-PEG-PGA

巯基聚乙二醇聚* SH-PEG-PGA

马来酰亚胺聚乙二醇聚* Mal-PEG-PGA

聚乙二醇二聚* PGA-PEG-PGA

甲氧基聚乙二醇聚* mPEG-PGA

活性酯聚乙二醇聚* NHS-PEG-PGA

叠氮聚乙二醇聚* N3-PEG-PGA

氨基聚乙二醇聚* NH2-PEG-PGA