Trisodium Phosphate refers to a traditionally  around industrial and residential cleaning. It comes with an ingredient in detergents, degreasers, and mildew removers. This powerful chemical features alkalinizing properties that are popular in laundry detergents and dishwashing liquids since alkaline cuts through grease and oil. Trisodium Phosphate is used as a paint prep agent on interior and exterior walls and mixed with bleach to create a strong mould cleaner. It was also used as a paint prep agent on interior and exterior walls and mixed with bleach to create a strong mould cleaner.