KEMIKO Neutra Clean Neutralizer and Degreaser is a water base, water viscosity, sodium metasilicate concrete cleaner. This interior/exterior acid stain floor degreaser is low VOC, free of hazardous solvents and very user friendly to apply. Neutra Clean is formulated to remove grease, grime, soil, wall plaster and other construction related residue. It cleans prepared concrete surfaces for staining, sealing and re-coating with Kemiko products. The concentrated formula dilutes with water.