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Sodium sesquicarbonate

Sodium sesquicarbonate Structure
CAS No.
533-96-0
Chemical Name:
Sodium sesquicarbonate
Synonyms
urao;KANWA;sq810;TRONADUST;magadisoda;snowflakecrystals;Sodium Sesquicarbonat;SODIUM SESQUICARBONATE;SODIUM SESQUICARBONATE 2H2O;Carbonicacid,sodiumsalt(2:3)
CBNumber:
CB9346721
Molecular Formula:
CH3NaO3
Molecular Weight:
86.02
MOL File:
533-96-0.mol
Modify Date:
2024/7/29 15:17:36

Sodium sesquicarbonate Properties

Density 2.1120
Water Solubility 213.6g/L at 20℃
InChI InChI=1S/CH2O3.Na.H/c2-1(3)4;;/h(H2,2,3,4);;
InChIKey GGARREBOTNGFKS-UHFFFAOYSA-N
SMILES C(O)(O)=O.[NaH]
LogP -0.809 (est)
EPA Substance Registry System Sodium sesquicarbonate (533-96-0)

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H319
Precautionary statements  P264-P280-P305+P351+P338-P337+P313P

Sodium sesquicarbonate Chemical Properties,Uses,Production

Chemical Properties

Soluble in water; less alkaline than sodium carbonate. Noncombustible.
Sodium Sesquicarbonate is a white crystalline solid in either flake or powder form, known also as trona and urao. It dissolves rapidly and completely in water, and its solutions are alkaline (0.1 M aqueous solution, pH 10.1).

Uses

Detergent and soap builder, mild alkaline agent for general cleaning and water softening, bath crys- tals, alkaline agent in leather tanning, food additive.

Hazard

Irritant to tissue.

Synthesis

Sodium Sesquicarbonate occurs naturally as trona ore and is produced via a double refining process; it is also prepared by partial carbonation of a soda ash solution, followed by crystallization, centrifugation, and drying. The soda ash solution undergoing crystallization contains equimolar quantities of Sodium Carbonate and Sodium Bicarbonate. Sodium Sesquicarbonate has been widely produced from Sodium Carbonate and a slight excess of Sodium Bicarbonate. 
It was synthesized by equimolar sodium carbonate and sodium bicarbonate dissolved in water and then recrystallized.

Sodium sesquicarbonate Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 59)Suppliers
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Tata Chemicals Ltd +91-2267137100 +91-2267137100 Maharashtra, India 7 58 Inquiry
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Chongqing Chemdad Co., Ltd +86-023-6139-8061 +86-86-13650506873 China 39916 58 Inquiry
Carbonicacid,sodiumsalt(2:3) magadisoda snowflakecrystals sq810 Sodium Sesquicarbonat trisodiumhydrogendicarbonate urao SODIUM CARBONATE, SESQUIOXIDE DIHYDRATE SODIUM SESQUICARBONATE 2H2O SODIUM SESQUICARBONATE DIHYDRATE KANWA TRONADUST SODIUM CARBONATE, SESQUIOXIDE Trisodium hydrogendicarbonate dihydrate trisodium bicarbonate carbonate trisodium hydrogen carbonate carbonate SODIUM SESQUICARBONATE DIHYDRATE USP/EP/BP SODIUM SESQUICARBONATE 533-96-0 Na2CO3NaHCO32H2O C2HNa3O62H2O CH2O332NA CHO3CO33Na2H2O C2Na3O6 Inorganics