Food-grade 85% phosphoric acid is commonly used for pH control and adjustment in a variety of foods and beverages. It is a food-grade level chemical, and should not be misinterpreted as a dangerous acid. When handled, and combined correctly phosphoric acid food-grade 85 is safe for consumption in the food industry. Food-grade 85 phosphoric acid has a pH level below 1, meaning Food-grade 85 Phosphoric Acid should be distributed by licensed professionals, and all that interact with the chemical should wear proper safety attire and equipment.