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Sodium carbonate

  • CAS:497-19-8
  • MF:CH2O3.2Na
  • MW:105.99
  • EINECS:207-838-8
Melting point::
851 °C (lit.)
Boiling point::
1600°C
Density :
2.53
refractive index :
1.535
storage temp. :
15-25°C
solubility :
H2O: 1 M at 20 °C, clear, colorless
form :
Solid
appearance:
White powder
color :
White
Specific Gravity:
2.532
Odor:
at 100.00?%. odorless
PH:
10.52(1 mM solution);10.97(10 mM solution);11.26(100 mM solution);
pka:
(1) 6.37, (2) 10.25 (carbonic (at 25℃)
Water Solubility :
22 g/100 mL (20 ºC)
Sensitive :
Hygroscopic
λmax:
λ: 260 nm Amax: 0.01
λ: 280 nm Amax: 0.01
Merck :
14,8596
BRN :
4154566
Dielectric constant:
5.3(Ambient)
Stability::
Stable. Incompatible with powdered alkaline earth metals, aluminium, organic nitro compounds, fluorine, alkali metals, nonmetallic oxides, concentrated sulfuric acid, oxides of phosphorus.
InChIKey:
CDBYLPFSWZWCQE-UHFFFAOYSA-L
Symbol(GHS) 

GHS07
Signal word 
Warning
Hazard statements 
H319
Precautionary statements 
P264-P280-P305+P351+P338-P337+P313
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