玻璃纖維濾紙
Whatman
👑 934-AH 47mm 1.5um
Filter Paper
PALL
👑 A/E 47mm 1um
Merck
👑 AP40/47mm/0.7um
過濾濾膜
S-Pak無菌濾膜
0.45um 47mm 白色有格線
S-Pak® Membrane Filter