Industrial Phosphate Physical and chemical properties: white powder or crystal. The relative density is 2.534, the melting point is 880鈩? and the boiling point is 938鈩? Colorless transparent crystal or white crystalline powder. It is easily soluble in water, the solubility in 100 grams of water at 20掳C is 6.20.00005 Water insoluble matter%鈮?/p> 0.2 Loss on ignition%鈮?/p> 0.5 FinenessL.O.IIndustrial Phosphate website:http://www.food-ingredient.net/industrial-additives/industrial-phosphate/