Restroom cleaner in a spray bottle is an 83 percent bio-based product designed to clean toilets, urinals and shower rooms. Formula contains 8 percent citric acid derived from a renewable resource. Citric acid provides efficient cleaning action that quickly removes soap scum, water spots and light rust from toilet bowls, urinals and similar hard, nonporous bathroom surfaces. Blue restroom cleaner offers low-VOCs and a cool citrus floral fragrance. pH ranges from 1.5 to 2.5. Dilution ratio is 1:10 for light-duty cleaning.