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SX0320 Supelco

Sodium bicarbonate

Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

Synonym: Sodium Hydrogen Carbonate, Baking Soda

  • CAS Number 144-55-8

  • Linear Formula NaHCO3

  • Molecular Weight 84.01

  •  Beilstein/REAXYS Number 4153970

  •  MDL number MFCD00003528

  •  EC Index Number 205-633-8

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Properties

Quality Level   200
assay   99.7-100.3% dry basis
form   powder
pH   8.6 (20 °C, 50 g/L in H2O)
pKa (25 °C)   (1) 6.37, (2) 10.25 (carbonic acid)
mp   270 °C (decomposition)
solubility   96 g/L
density   2.16 g/mL at 25 °C (lit.)
anion traces   chloride (Cl-): ≤0.003%
  phosphate (PO43-): ≤0.001%
  sulfur compounds (as SO42-): ≤0.003%
cation traces   Ca: ≤ 0.02%
  Fe: ≤ 0.001%
  K: ≤ 0.005%
  Mg: ≤ 0.005%
  NH4+: ≤ 5 ppm
  heavy metals (as Pb): ≤ 5 ppm
shipped in   ambient
SMILES string   [Na+].OC([O-])=O
InChI   1S/CH2O3.Na/c2-1(3)4;/h(H2,2,3,4);/q;+1/p-1
InChI key   UIIMBOGNXHQVGW-UHFFFAOYSA-M
storage conditions   Store at room temperature.

Description

Packaging

2.5 kg in Plastic bottle

500 g in Plastic bottle

Application

Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

Analysis Note

Ammonium (NH4): 5ppm max
Assay (dried basis): 99.7-100.3%
Calcium (Ca): 0.02% max
Chloride (Cl): 0.003% max
Heavy metals (as Pb): 5ppm max
Insoluble matter: 0.015% max
Iron (Fe): 0.001% max
Magnesium (Mg): 0.005% max
Phosphate (PO4): 0.001% max
Potassium (K): 0.005% max
Sulfur compounds (as SO4): 0.003% max

Safety & Documentation

Safety Information

WGK Germany 
WGK 1
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable
Protocols & Articles
Peer-Reviewed Papers
15

References

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