Sodium carbonate CAS NO.497-19-8

Sodium carbonate Chemical Properties
Melting point     851 °C (lit.)
Boiling point     1600°C
density     2.53
refractive index     1.535
storage temp.     2-8°C
solubility     H2O: 1 M at 20 °C, clear, colorless
form     Solid
Specific Gravity    2.532
color     White
PH    11.16 (4g/l, H2O, 25℃)
pka    (1) 6.37, (2) 10.25 (carbonic (at 25℃)
Water Solubility     22 g/100 mL (20 ºC)
λmax    λ: 260 nm Amax: 0.01
λ: 280 nm Amax: 0.01
Sensitive     Hygroscopic
Merck     14,8596
BRN     4154566
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
CAS DataBase Reference    497-19-8(CAS DataBase Reference)
NIST Chemistry Reference    Sodium carbonate(497-19-8)
EPA Substance Registry System    Sodium carbonate (497-19-8)

Sodium carbonate Basic information
Description Physical Properties Chemical Properties Uses Biological Functions Toxicity Production method References
Product Name:    Sodium carbonate
Synonyms:    ASH;Sodium carbonate solution;Sodium carbonate-12C, 13C-depleted;ODA ASH;SODA ASH LIGHT & SODA BI CARBONATE;SODA ASH (LIGHT AND DENSE );ANHYDROUS SODIUM CARBONATE;SODA ASH 99% MIN
CAS:    497-19-8
MF:    CH2O3.2Na
MW:    105.99
EINECS:    231-867-5
Mol File:    497-19-8.mol

Safety Information
Hazard Codes     Xn,Xi
Risk Statements     32-36-51/53-36/37/38-41-37/38
Safety Statements     36/37-26-22-36-39
RIDADR     UN 3082 9/PG 3
WGK Germany     2
RTECS     XN6476000
F     3
TSCA     Yes
HS Code     28362000
Hazardous Substances Data    497-19-8(Hazardous Substances Data)
Toxicity    LD50 orally in Rabbit: 4090 mg/kg