Millipore密理博孔径5um10um20um尼龙膜NY2004700

whatman直径13mm25mm47mm换膜过滤器420200

密理博Millipore孔径0.22um绿色针头过滤器SLGP033RK

GVS孔径1um聚碳酸酯膜PCTE膜核孔膜1215628

whatman孔径1um透明PC滤膜纳米膜7091-4710

密理博AmiconUltracel-0.5ml超滤离心管UFC500324

Millipore密理博Amicon3KD超滤离心管UFC500308

ADVANTEC2号定性滤纸沉淀物过滤纸125mm

whatmanPolycapTCPES囊氏过滤器6714-3601

密理博Millipore孔径0.2um有机过滤器SLGN033NK

Millipore密理博Millex-GN针头过滤器SLGN033NS

whatmanharrisunicore1mm打孔器取样器WB100073

ADVANTEC孔径0.3um玻璃纤维滤膜300*300mm

ADVANTEC孔径0.3um空气采样玻璃纤维滤膜GF-75

WHATMAN加厚2294号滤纸10342810

日本ADVANTEC东洋两件套37mm检测器37ASA45PS-HE

沃特曼FUSION525MMX50M胶体金滤纸8151-9915

英国沃特曼fusion5胶体金滤纸A4纸大小8151-6621

英国whatman沃特曼VF2滤血膜8124-6621

Whatman沃特曼滤膜孔径0.45umNylon尼龙膜7404-002