Fluid Fluid properties such as density, viscosity and chemical compatibility help us to determine what kind of meter is best suited to the application. A brief description of a fluid will usually be sufficient for us to determine the fluid properties. Product specific information Mx Ultra Mag | Fluid must be a conductive liquid for proper    measurement (minimum 5 microsiemens per centimeter).    Good for water, wastewater and slurries. V-Cone, Wafer-Cone | Clean, dirty or disturbed liquid or gas     flows; dry or wet gas; condensate; abrasive flows. Mc Propeller | Water and liquids with some suspended solids.