Phosphoric Acid and Phosphates

The article contains sections titled: 1 Monophosphoric Acid 1.1 Properties 1.2 Production 1.2.1 Thermal Processes 1.2.2 Wet Processes with Sulfuric Acid 1.2.2.1 Process Routes 1.2.3 Ancillaries 1.2.4 Concentration of Wet Phosphoric Acid 1.2.5 Phosphoric Acid Impurities and Sludge Removal 1.2.6 Purification of Wet Phosphoric Acid 1.3 Uses and Economic Aspects 1.4 Environmental Aspects 2 Condensed Phosphoric Acids 3 Phosphates 3.1 Sodium Monophosphates 3.2 Condensed Sodium Phosphates 3.2.1 Properties 3.2.2 Metal Complexing by Phosphates 3.2.2.1 Introduction 3.2.2.2 Analytical Methods 3.2.2.3 Complexing by Individual Phosphates 3.2.2.4 Other Concepts Besides the Stability Constant 3.2.3 Sodium Diphosphates 3.2.4 Pentasodium Triphosphate 3.2.5 Higher Condensed Sodium Polyphosphates 3.2.6 Sodium Metaphosphates 3.2.7 Uses of Condensed Sodium Phosphates 3.3 Other Phosphates 3.3.1 Potassium Phosphates 3.3.2 Ammonium Phosphates 3.3.3 Calcium Phosphates 3.3.4 Magnesium Phosphates 3.3.5 Boron Phosphate 3.3.6 Aluminum Phosphates 3.4 Economic Aspects 4 Toxicology References