Whatman 濾膜 10409470 ME25/41綠色混酯膜0.45m黑色網格滅菌47mm/100

Whatman 濾膜 10409470 ME25/41綠色混酯膜0.45m黑色網格滅菌47mm/100 ME25/41 ST 0.45uM 47MM 100/PK