South Cascade Organics SLF-100 is a proven enzymatic formula with over 18 years of commercial success. OMRI listed® and designed to break down salts, it acts as a powerful cleanser for hydroponic systems and soilless media, working immediately to prevent toxic build-up and keep systems running efficiently. SLF-100 is effective during all stages of the growing cycle and is fully compatible with nutrients, fertilizers, rooting compounds, and H₂O₂. Its proprietary blend of naturally occurring enzymes is pH neutral in concentrated form and contains no added sugars or NPK.