Whatman 滤膜 29168026 VACU-GUARD PTFE 60MM DISC – PROMO20 VACU-GUARD PTFE 60MM DISC – PROMO20
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
Whatman 滤膜 29168026 VACU-GUARD PTFE 60MM DISC – PROMO20 VACU-GUARD PTFE 60MM DISC – PROMO20