SLF-100 is a commercially proven enzymatic formula with over 18 years of proven success. It is a 100% organic and OMRI-listed formula designed to break out salts. Used as a cleanser for hydroponic systems, soilless media SLF-100 goes to work immediately to keep your system running smoothly and free of toxic build-up. SLF-100 is effective in all phases of the growing cycle and is compatible with all nutrients, fertilizers, and rooting compounds. SLF-100 is also compatible with H202. Thanks to a proprietary blend of naturally occurring enzymes, SLF-100 is PH-neutral in concentrated form and has NO added sugars or NPK—application Mix: 1 tsp per gallon of water. Apply thoroughly once a week. Hydro: 1/2 tsp per gallon of water. Apply after feeding/changeout. Flush: Up to 3x recommended rate for immediate breakout. Apply thoroughly once a day for three days.