Designed for bacteriological analysis of water using 47mm sterile membrane filters. Also applicable for analysis of suspended solids in water using 47mm depth filters. Complete set includes a borosilicate glass funnel and base, anodized aluminum spring clamp, and perforated silicone stopper. Parts are also available separately. Additional Info: Vacuum Filter Holder Set, 47mm Package Size(L x W x H): 13 X 5.5 X 9 (IN) Categories: Filtration, Vacuum HTS Code: 7017.90.5000 UNSPSC: 4.11049e+007 Country Of Origin: INDIA