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71643 Sigma-Aldrich

Sodium phosphate dibasic dihydrate

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

Synonym: sec-Sodium phosphate, Disodium hydrogen phosphate dihydrate, Disodium phosphate, di-Sodium hydrogen phosphate dihydrate

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Properties

Related Categories Alphabetical, BioUltra, BioUltra Buffers, Biochemicals and Reagents, Biological Buffers,
Quality Level   200
grade   for molecular biology
InChI Key   KDQPSPMLNJTZAL-UHFFFAOYSA-L
product line   BioUltra
assay   ≥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: 0.5 M at 20 °C, clear, colorless
anion traces   chloride (Cl-): ≤10 mg/kg
  sulfate (SO42-): ≤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 Amax: 0.03
  λ: 280 nm Amax: 0.03
Featured Industry   Diagnostic Assay Manufacturing

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 & Documentation

Safety Information

RIDADR 
UN 3077 9 / PGIII
WGK Germany 
1

Documents

Certificate of Analysis (COA)

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Protocols & Articles

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Peer-Reviewed Papers
15

References

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