Strong plastic aspirator for vacuum filtration and other lab applications. Designed to prevent any flooding, back-flow, or turbulence. Includes 5.9” (15 cm) hose. The top nozzle has an outer diameter of 1.5 cm. The side nozzle can accommodate hoses from 0.5 cm to 1.0 cm inner diameter. Additional Info: Aspirator Package Size(L x W x H): 7 X 4 X 4 (IN) Categories: Chemistry, Filtration HTS Code: 3926.90.9910 UNSPSC: 4.11218e+007 Country Of Origin: CHINA