Whatman QMA FILTERS

Buy Whatman Quartz Filters (QM-A). Whatman Quartz Filters (QM-A)are high-purity and used for air sampling in acidic gases, stacks, flues and aerosols, particularly at high temperatures up to 500° C and in PM-10 testing. Because of the low level of alkaline earth metals, ‘artifact’ products of sulfates and nitrates (from SO2 and NO2) are virtually eliminated. Whatman Quartz Filters (QM-A), sequentially numbered according to EPA standards, is suitable for most applications. Voigt Global Distribution is your dealer distributor for all Whatman Membrane products.