Super Pro-zyme Enzymatic Cleaner is a revolutionary cleaning product! It cleans quickly and easily, stops bacterial growth, is safe on all metals, plastics, glass and rubber, and is non-corrosive and septic safe. Only 0.5 oz fluid ounce, or roughly 15 ml, makes one gallon of wash solution when used as directed. For heavily soiled equipment or tough encrustations, you can increase dosage up to 1 fluid ounce, or roughly 30 ml, per gallon. Designed for Surgeons, perfected for brewers and winemakers!