71643

di-Sodium hydrogen phosphate dihydrate

BioUltra, for molecular biology, ≥99.0% (T)

• Synonym(s): sec-Sodium phosphate, Disodium hydrogen phosphate dihydrate, Disodium phosphate, Sodium phosphate dibasic dihydrate
• Linear Formula: Na₂HPO₄ · 2H₂O
• CAS Number: 10028-24-7
• Molecular Weight: 177.99
• EC Number: 231-448-7
• MDL number: MFCD00149182
• UNSPSC Code: 12161700
• PubChem Substance ID: 57652329
• NACRES: NA.25

Properties

• grade: for molecular biology
• product line: BioUltra
• assay: ≥99.0% (T)
• form: crystals
• 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: 0.5 M at 20 °C, clear, colorless
• anion traces: chloride (Cl^-): ≤10 mg/kg; sulfate (SO₄^2-): ≤50 mg/kg
• cation 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/kg
• λ: 0.5 M in H₂O
• UV absorption: λ: 260 nm A_max: 0.03; λ: 280 nm A_max: 0.03
• application(s): diagnostic assay manufacturing
• SMILES string: O.O.[Na+].[Na+].OP([O-])([O-])=O
• InChI: 1S/2Na.H3O4P.2H2O/c;;1-5(2,3)4;;/h;;(H3,1,2,3,4);2*1H2/q2*+1;;;/p-2
• InChI key: KDQPSPMLNJTZAL-UHFFFAOYSA-L

Description

Application

Sodium phosphate dibasic dehydrate has been used in the preparation of antifreeze solution to analyse the transduction pattern in the rat central nervous system (CNS) and in the preparation of sodium phosphate buffer.

Other Notes

Gel electrophoresis - running buffer component for denaturing gels containing formamide

Safety Information

• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Gloves, type N95 (US)