Whatman 滤膜 8134-6883 STANDARD17 4.75INx500FT 1PK STANDARD17 4.75INx500FT 1PK
修饰性PEG
DSPE SH COOH MAL NH2 巯基 羧基 氨基 四臂 八臂PEG
Whatman 滤膜 8134-6883 STANDARD17 4.75INx500FT 1PK STANDARD17 4.75INx500FT 1PK