chemical name: Magnesium hydrogen phosphate Molecular formula: MgHPO4 3H2O Molecular weight: 174.33 CAS : 7782-75-4 performance: White crystalline powder. Odorless. Relative density 2.13 . At 205 lost a crystal water. Heat ( 550-650 ) can be decomposed into pyrophosphate. Soluble in dilute acid, slightly soluble in water, insoluble in alcohol. Purpose Nutritional supplements ; PH regulators ; stabilizers. Package: 25kg paper bag or paper-plastic composite bag. Storage and Transportation: It should be stored in a dry and ventilated warehouse, prevent rain and moisture during transportation, and store it separately from toxic items.