orthophosphoric acid food grade 2809200000
Orthophosphoric acid is a slightly yellow or yellow liquid, at room temperature it is a solid (colorless hygroscopic crystals), at temperatures above 213 ° C it is pyrophosphoric acid H4P2O7. Usually, orthophosphoric acid is considered to be its 85% aqueous solution (colorless, odorless syrupy liquid). CONTACTS
Orthophosphoric acid dissolves well in water, and phosphoric acid dissolves in ethanol and other common solvents.
Chemical formula: H3PO4.
Scope of phosphoric acid. CONTACTS
Phosphoric acid is widely used. Its main consumer is the production of phosphorus and combined fertilizers: phosphorus salts of ammonium, sodium, calcium, manganese and aluminum, as well as for organic synthesis, in the production of activated carbon and film, for the production of refractories, refractory binders, ceramics, glass, fertilizers, synthetic detergents means, in medicine, in the metalworking industry for cleaning and polishing metals, in the textile industry for the production of fabrics with flame retardant impregnation, in the oil, match industry, for the production of reactive and food phosphoric acid.
Food orthophosphoric acid is used in the food industry as an antioxidant and acidity regulator (E338) in the production of carbonated water and for the production of salts, biscuits, crackers.
|Type of solvent||toluene|