PM2.5滤膜7592-104

WHATMAN PM2.5滤膜

SF18040美国TISCH特氟龙PTFE滤膜PM2.5滤膜46.2mm

GE Whatman 10411130聚四氟乙烯膜滤膜（PTFE）5.0um 150mm

GE Whatman 10411116聚四氟乙烯膜滤膜（PTFE）5.0um 90mm

GE Whatman 10411113聚四氟乙烯膜滤膜（PTFE）5.0um 50mm

GE Whatman 10411111聚四氟乙烯膜滤膜（PTFE）5.0um 47mm

GE Whatman 10411122*聚四氟乙烯膜滤膜（PTFE）5.0um 47mm

GE Whatman 10411108聚四氟乙烯膜滤膜（PTFE）5.0um 37mm

GE Whatman 10411213聚四氟乙烯膜滤膜（PTFE）1.0um 50mm

GE Whatman 10411211聚四氟乙烯膜滤膜（PTFE）1.0um 47mm

GE Whatman 10411205聚四氟乙烯膜滤膜（PTFE）1.0um 25mm