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71360

Sigma-Aldrich

Sodium carbonate decahydrate

puriss. p.a., ≥99.0% (T)

Synonym(s):

Sal soda, Soda

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About This Item

Linear Formula:
Na2CO3 · 10H2O
CAS Number:
6132-02-1
Molecular Weight:
286.14
EC Number:
207-838-8
MDL number:
MFCD00149178
UNSPSC Code:
12352302
PubChem Substance ID:
329763206
NACRES:
NA.21

grade

puriss. p.a.

Assay

≥99.0% (T)

form

crystals

impurities

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

pH

11-12 (25 °C, 50 g/L)

anion traces

chloride (Cl-): ≤5 mg/kg
phosphate, silicate (as SiO2): ≤20 mg/kg

cation traces

Al: ≤5 mg/kg
Ca: ≤20 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤2 mg/kg
K: ≤50 mg/kg
Mg: ≤2 mg/kg
Mn: ≤5 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Zn: ≤5 mg/kg

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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General description

Sodium carbonate decahydrate is an organooxygen compound. It is used as a strong base or a powerful electrolyte.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H319

Hazard Classifications

Eye Irrit. 2

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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An infra-red study of the hydrates of sodium carbonate.
Buijs K and Schutte CJH.
Spectrochimica Acta Part A: Molecular Spectroscopy, 17(9), 917-920 (1961)
Chemical structure of poly (β-cyclodextrin-co-citric acid).
Bednarz S, et al.
Journal of Applied Polymer Science, 119(6), 3511-3520 (2011)
Dehydration of sodium carbonate decahydrate to monohydrate in a fluidized bed.
Hartman M, et al.
AIChE Journal, 47(10), 2333-2333 (2001)
Azadeh Nilghaz et al.
Lab on a chip, 12(1), 209-218 (2011-11-18)
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