Stainless Steel Made Filter Funnel has stainless steel construction that is chemical resistant and has threaded collar seals to base. The Funnel is used for vacuum filtration of small volumes of solutions for particulate contamination analysis. The Funnel consists of funnel, base, support screen, under drain disc, and spiral retaining ring. The Stainless Steel Made Filter Funnel has funnel capacity of 50 ml, overall length of 15.5 cm and diameter of 4.45 cm.