75 Metals Analysis Certification is printed on each package. Meets filtration requirements of the U.S. EPA. Available in a variety of pore sizes to meet regional regulatory requirements. Save time and money. Selfcontained devices reduce the need for costly decontamination and multiple filter change steps associated with reusable filter holders. Ensures rapid filtration. GWV provides five times the filtration area of conventional 142 mm filters. GWV high capacity groundwater sampling capsules provide superior flow rates and higher throughputs
