This kit includes a 316 Stainless Steel ball Float and 316 Stainless Steel Weights for use with Schneider Electric (formerly Robertshaw) Centeron Radar Monitors used in harsh chemical environments. Email (sales@sum--tek.com) the specifics of the liquids you are monitoring to get advice on the compatibility of the Centeron Radar monitor and this kit for your application. Please provide the trade name and the generic chemical name along with the temperature range of the liquid and any other factors that might effect the action of the chemical.