Alex 500 sample preparation kit contains contains 2 Erlenmeyer flasks with rubber stoppers, 1 beaker, 1 funnel, 2 spoons, 100 folded paper filters, 1 kg of diatomaceous earth and 1 dust mask.Recommended for use with Anton Paar Alex 500 Alcohol and Extract Meter for Beer, Wine, Cider, Spirits, Liqueurs, and Sake NC1818206