Innovation Low pH Pre-Soak PCW53CONCENTRATE. First step low pH pre-soak, great suds and lubricity. Brightens chrome and glass. Biodegradable. Cherry fragrance. Dilute up to 1:540Dilution RatioDilute up to 1:540. Outstanding Features VOC/OTC Compliant Biodegradable Concentrate Great For Touchless & Conveyor Car Washes Cherry Fragrance Available Sizes 5 Gallons 15 Gallons 30 Gallons 55 Gallons Contact us for size availability and pricing!