China 0.45 Micron Membrane Filter Manufacturers, Suppliers and Factory - Wholesale Products - Zhejiang ALWSCI Technologies Co.,Ltd
Membrane Filter Papers 100 pcs, 0.45 Micron Nelone, 47 mm for Laboratory use: Amazon.com: Industrial & Scientific
Cellulose Nitrate Filter Paper 0.45 micron dia 47mm pack of 100 suitable for millipore membrane filter set AC-607M4547 AC-2270m | Chemistry Bio Chemistry | Abronexport.com