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Properties: NaH2 PO4 is white powder, and melting point is at 190 .NaH2 PO4.2H2O is colorless crystal, relative density at 1.915, melting point at 57.4 . It solutes in water but not in organic solution.Application: Used for water treatment, buffering agent, dyeing flux, tanning and electroplating. As food additive it is mainly used as buffering agent, emulsification agent, nourishment, etc.
