Sigma-Aldrich

Di-Sodium Hydrogen Phosphate Anhydrous 98.0%, 1 kg

Part Number:
MIL-71642-1KG
Lead Time:
7-14 days
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Quantity:
each
Size:
1 kg
Style:
chemical
Price: $179.37

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Description

Di-Sodium Hydrogen Phosphate Anhydrous 98.0%, 1 Kg

Synonym: sec-Sodium phosphate, Disodium hydrogen phosphate, Disodium phosphate, Sodium hydrogenphosphate 

  • CAS Number 7558-79-4
  • Linear Formula Na2HPO4
  • Molecular Weight 141.96
  • EC Number 231-448-7
  • MDL number MFCD00003496
  • eCl@ss 38070211
  • PubChem Substance ID 329763392
  • NACRES NA.25

 

grade   purum p.a.
assay   ≥98.0% (T)
form   powder
loss   ≤2% loss on drying, 110 °C
pH   8.8-9.4 (25 °C, 50 mg/mL in H2O)
pKa (25 °C)   (1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)
solubility   water: soluble 50 mg/mL at 25 °C
anion traces   chloride (Cl-): ≤50 mg/kg
  sulfate (SO42-): ≤1000 mg/kg
cation traces   Ca: ≤50 mg/kg
  Cd: ≤50 mg/kg
  Co: ≤50 mg/kg
  Cu: ≤50 mg/kg
  Fe: ≤50 mg/kg
  K: ≤200 mg/kg
  Ni: ≤50 mg/kg
  Pb: ≤50 mg/kg
  Zn: ≤50 mg/kg
SMILES string   [Na+].[Na+].[H]OP([O-])([O-])=O
InChI   1S/2Na.H3O4P/c;;1-5(2,3)4/h;;(H3,1,2,3,4)/q2*+1;/p-2
InChI key   BNIILDVGGAEEIG-UHFFFAOYSA-L

Safety Information 

Personal Protective Equipment Eyeshields, Gloves, type N95 (US)
RIDADR UN 3077 9 / PGIII
WGK Germany WGK 1
RTECS WC4500000
Flash Point(F) Not applicable
Flash Point(C) Not applicable

Documents

Safety Data Sheet

Warnings

Note: These chemicals are for research & laboratory use only. Your order will not be processed if you do not work for, and ship to, a registered laboratory or research facility. Not for topical applications. An official Declaration of Use form may be required. 

Most chemicals cannot be expedited.

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer and reproductive harm. Prop 65 Warning

Please note: This product is not returnable.

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MPN:
71642-1KG