Sodium carbonate decahydrate
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Sodium carbonate decahydrate

Catalog ACM6132021-1
CAS 6132-02-1
Structure
Category Flocculant
Synonyms Carbonicacid,disodiumsalt,decahydrate
IUPAC Name Disodium;carbonate;decahydrate
Molecular Weight 286.14
Molecular Formula CH20Na2O13
Canonical SMILES C(=O)([O-])[O-].O.O.O.O.O.O.O.O.O.O.[Na+].[Na+]
InChI InChI=1S/CH₂O3.2Na.10H₂O/c2-1(3)4;/h(H2,2,3,4);10*1H2/q;2*+1;/p-2
InChI Key XYQRXRFVKUPBQN-UHFFFAOYSA-L
Melting Point 34 °C
Purity 99%+
Density 1.46
Appearance White small crystals
Application Sodium carbonate decahydrate, also known as sal soda or washing soda (Na2CO3.10H2O), is a versatile inorganic salt with a wide range of industrial and commercial applications. This substance appears as a translucent, efflorescent crystalline solid and is utilized in the preparation of eutectic hydrate salts for thermal energy storage. The compound can also be used in chemical heat pumps to provide cold temperatures through dehydration. In various industries, such as glass, paper making, textiles, and leather, sodium carbonate decahydrate serves as a crucial raw material. Additionally, it functions as a precipitation agent, analytical reagent in laboratories, and a strong base and powerful electrolyte in metal refining and cement production. In the pharmaceutical realm, it acts as an alkalizing agent in numerous formulations, including injectable, ophthalmic, oral, and rectal medications. Furthermore, it is a key component in effervescent tablets and granules, where it combines with acids to produce carbon dioxide gas upon contact with water, aiding in product disintegration. The compound is also utilized as an oral antacid and has applications in soap and detergent manufacturing, as well as food processing and preservation.
Storage Store at +15 °C to +25 °C
EC Number 207-838-8
MDL Number MFCD00149178
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