Whatman 滤膜 29025017 SPARTAN 30/0.45 RC 100PK PROMO SPARTAN 30/0.45 RC 100PK PROMO
修饰性PEG
DSPE SH COOH MAL NH2 巯基 羧基 氨基 四臂 八臂PEG
Whatman 滤膜 29025017 SPARTAN 30/0.45 RC 100PK PROMO SPARTAN 30/0.45 RC 100PK PROMO