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71649 Sigma-Aldrich

Sodium phosphate dibasic dodecahydrate

BioXtra, ≥99.0% (T)

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

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Properties

Related Categories Alphabetical, BioUltra Buffers, BioXtra Buffers, Biochemicals and Reagents, Biological Buffers,
Quality Level   200
product line   BioXtra
assay   ≥99.0% (T)
form   crystals
application(s)   histology: suitable
impurities   insoluble matter, passes filter test
pH   8.8-9.4 (25 °C, 0.1 M in H2O)
solubility   H2O: 0.1 M at 20 °C, clear, colorless
anion traces   chloride (Cl-): ≤5 mg/kg
  fluoride (F-): ≤5 mg/kg
  sulfate (SO42-): ≤50 mg/kg
cation traces   Al: ≤5 mg/kg
  As: ≤0.5 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   0.1 M in H2O
UV absorption   λ: 260 nm Amax: 0.01
  λ: 280 nm Amax: 0.01
SMILES string   O.O.O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].OP([O-])([O-])=O
InChI   1S/2Na.H3O4P.12H2O/c;;1-5(2,3)4;;;;;;;;;;;;/h;;(H3,1,2,3,4);12*1H2/q2*+1;;;;;;;;;;;;;/p-2
InChI key   DGLRDKLJZLEJCY-UHFFFAOYSA-L

Description

Other Notes

For enzymatic and histochemical studies

Safety & Documentation

Safety Information

Personal Protective Equipment 
RIDADR 
UN 3077 9 / PGIII
WGK Germany 
WGK 1
RTECS 
TC5725000
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

Documents

Certificate of Analysis (COA)

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Buffers - From Bnech to Bulk
Protocols & Articles

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Peer-Reviewed Papers
15

References

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