Whatman 濾膜 10462700 Puradisc FP 30mm針頭式濾器, 醋酸纖維素, 0.2m 500/盒

Whatman 濾膜 10462700 Puradisc FP 30mm針頭式濾器, 醋酸纖維素, 0.2m 500/盒 FP 30/0.2 CA 500/PK