Tum Filter cartridge Pumpwith variable control 50-5002 Polyethylene container uy “yf ZS Ke Z Sampling Site ure and Temperat P conductivity cells (optional) 0.45 um Membrane filter (optional) MnO, Impregnated cartridges Schematic for the collection of water samples for (a) MnO, coprecipitation or (b) direct adsorption of plutonium on MnO, -1 mpregnated cartridges. Figure l. 385