康宁corning 4129 TIPS,1000XT ,NAT GRAD EXT LENGTH VACUUM FORMED UNITS OF 8 DECKS,768/3072 96个/盒，8盒/包 4包/箱 1871.64
修饰性PEG
DSPE SH COOH MAL NH2 巯基 羧基 氨基 四臂 八臂PEG WAKO和光纯药
康宁corning 4129 TIPS,1000XT ,NAT GRAD EXT LENGTH VACUUM FORMED UNITS OF 8 DECKS,768/3072 96个/盒，8盒/包 4包/箱 1871.64