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Specifications Synonym: sec-Sodium phosphate, Disodium hydrogen phosphate dihydrate, Disodium phosphate, di-Sodium hydrogen phosphate dihydrateCAS Number: 10028-24-7Linear Formula: Na2HPO4 · 2H2OMolecular Weight: 177.99EC Number: 231-448-7MDL Number: MFCD00149182PubChem Substance ID: 24886241Other Notes Gel electrophoresis - running buffer component for denaturing gels containing formamide1Grade: for molecular biologyProduct Line: BioUltraAssay: ≥99.0% (T)Impurities: DNases, none detected, RNases, none detected, insoluble matter, passes filter test, phosphatases, none detected, proteases, none detected, ≤0.001% total nitrogen (N)pH: 8.9-9.2 (25 °C, 0.5 M in H2O)Solubility: H2O: soluble0.5 M at 20 °C, clear, colorlessAnion Traces: chloride (Cl-): ≤10 mg/kg, sulfate (SO42-): ≤50 mg/kgCation Traces: Al: ≤5 mg/kg, As: ≤0.1 mg/kg, Ba: ≤5 mg/kg, Bi: ≤5 mg/kg, Ca: ≤10 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤5 mg/kg, K: ≤50 mg/kg, Li: ≤5 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, Mo: ≤5 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Sr: ≤5 mg/kg, Zn: ≤5 mg/kgλ: 0.5 M in H2OUV Absorption: λ: 260 nm Amax: 0.03, λ: 280 nm Amax: 0.03
