molecular formula: NH4H2PO4 Appearance: Transparent crystal molecular formula: NH4H2PO4Appearance:Transparent crystalProperties:Transparent corners crystals, insoluble in water, soluble in ethanol, insoluble in acetic acid.Use:As fertilizer and wood, paper, fabric fire agent (such as for matches stems and candles core destroy conjectured agent), also for making drugs etc. They are also used as ...