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577782

Sigma-Aldrich

Sodium carbonate decahydrate

99.999% trace metals basis

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Synonym(s):
Sal soda, Soda
Linear Formula:
Na2CO3 · 10H2O
CAS Number:
Molecular Weight:
286.14
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.23

Quality Level

assay

99.999% trace metals basis

form

crystalline

impurities

≤15.0 ppm Trace Metal Analysis

SMILES string

O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].[O-]C([O-])=O

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

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1 of 4

This Item
71360SX0400SX0395
vibrant-m

577782

Sodium carbonate decahydrate

vibrant-m

71360

Sodium carbonate decahydrate

vibrant-m

SX0400

Sodium carbonate

vibrant-m

SX0395

Sodium carbonate

assay

99.999% trace metals basis

assay

≥99.0% (T)

assay

≥99.9% dry basis (acidimetric)

assay

≥99.5% dry basis

Quality Level

100

Quality Level

200

Quality Level

200

Quality Level

200

impurities

≤15.0 ppm Trace Metal Analysis

impurities

≤0.0005% total nitrogen (N), ≤0.003% total sulfur (as SO4)

impurities

≤0.01% Insoluble matter

impurities

≤0.01% Insoluble matter

Application

Sodium carbonate decahydrate (Na2CO3.10H2O) can be used in the preparation of eutectic hydrate salts, which can be used to remove phase change materials for thermal energy storage. It can also be dehydrated to generate cold heat using a chemical heat pump.

pictograms

Exclamation mark

signalword

Warning

hcodes

Hazard Classifications

Eye Irrit. 2

Storage Class

13 - Non Combustible Solids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves


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