CAS No: 55566-30-8 Molecular Formula: [(CH2OH)4P]2SO4 Molecular Weight: 406.28 HS code: 2919900090 Appearance: Clear, colorless or light yellow liquid Specification: Assay, % 75 min Viscosity(25ípC ) MPA-S, 30.0-36.0 Specific Gravity(25C), 1.350-1.420 g/ml Fe % 0.002 pH value: 2.5-5.5 250KG net/ drum