巯基-PEG-叶酸, Thio-PEG-FA, average M.W. 10,000

甲氧基-PEG-丙腈, mPEG-CN, average M.W. 10,000

羟基-PEG-丁二酸活性酯, HO-PEG-SS, average M.W. 2,000

甲氧基-PEG-N-十四酰磷脂酰乙酰胺, mPEG-DMPE, average M.W. 750

甲氧基-PEG-N-十四酰磷脂酰乙酰胺, mPEG-DMPE, average M.W. 10,000

羟基-PEG-酰胺戊二酸活性酯, HO-PEG-GAS, average M.W. 5,000

磷脂-PEG-叶酸, DSPE-PEG-FA, average M.W. 4,000

N-琥珀酰亚胺丙酸酯-PEG-N-琥珀酰亚胺丙酸酯, SPA-PEG-SPA, average M.W. 10,000

巯基-PEG-荧光素, Thio-PEG-Fluoresein, average M.W. 5,000

羟基-PEG-戊二酸活性酯, HO-PEG-SG, average M.W. 2,000