... CAS No.: 7601-54-9HS No: 2835291000Chemical formula: Na3PO4 · XH2O (X=0,12) Molecular weight: 380.12 Properties: White or colorless crystals ... . Specification:Specifications Na3PO4Na3PO4•12H2O Industrial Industrial Main contents% ≥ 98.0 98.0 Phosphorus pentoxide% ≥ 39.5 18.3 Sodium oxide, as ... ≤ 36-40 15.5-19 Sulfate, as SO4 % ≤ 0.5 Water insoluble% ≤ 0.10 0.10 Thanks for your valuable time. Please feel ...