Sigma-Aldrich

Sodium Phosphate Dibasic Anhydrous ACS Reagent 99%, 1 kg

Part Number:
MIL-795410-1KG
Lead Time:
7-14 days
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Quantity:
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Size:
1 kg
Style:
chemical
Price: $154.64

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Description

Sodium Phosphate Dibasic Anhydrous ACS Reagent 99%, 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
  • PubChem Substance ID 329768481
  • NACRES NA.21
Quality Level   100
grade   ACS reagent
  Redi-Dri™
  anhydrous
assay   ≥99%
form   powder
quality   free-flowing
impurities   ≤0.002% Chloride (Cl)
  ≤0.01% Insoluble matter
loss   ≤0.2% loss on drying, 105°C
pH   8.7-9.3 (25 °C, 5% in solution)
pKa (25 °C)   (1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)
anion traces   sulfate (SO42-): ≤0.005%
cation traces   Fe: ≤0.002%
  heavy metals: ≤0.001% (by ICP-OES)
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

WGK Germany WGK 1
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. 

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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:
795410-1KG