Molecular Formula: NaH2PO4 Molecular Weight: 120.005 Properties: white crystal powder, m.p. 190 ℃ , easily soluble in water, aqueous solution is acidity, insoluble in ethanol;. easily deliquescence in the air. Uses: As auxiliary agent of reactive dyes; also used in the preparation of composite phosphate; good fluidity. Packing and storage: 25Kg, 50Kg bagged, stored in draughty, dry and clean place, avoid moisture. Standard executed: Reference standard Item Specs. Assay (NaH2PO4), % 98-103 P2O5, % ≥ 58.5 Na2O, %≥ 25.6 pH, 1% solution 4.2-4.8 Loss on drying, %≤ 2.0 Fineness (through 420μm sieve), %≥ 95