Whatman 滤膜 10404170 OE66 ST膜 圆型, 醋酸纤维素,无菌 0.2m, 47mm 100/盒

Whatman 滤膜 10404170 OE66 ST膜 圆型, 醋酸纤维素,无菌 0.2m, 47mm 100/盒 OE66 ST 0.2uM 47MM 100/PK