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Merck
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Key Documents

230952

Sigma-Aldrich

Sodium carbonate monohydrate

ACS reagent, ≥99.5%

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About This Item

Linear Formula:
Na2CO3 · H2O
CAS Number:
Molecular Weight:
124.00
EC Number:
MDL number:
UNSPSC Code:
12352302
PubChem Substance ID:
NACRES:
NA.21

grade

ACS reagent

Assay

≥99.5%

form

powder or crystals

impurities

≤0.001% N compounds
≤0.004% S compounds
≤0.005% silica
≤0.01% NH4OH ppt.
≤0.01% insolubles

loss

13.0-15.0% loss on drying

anion traces

chloride (Cl-): ≤0.001%
phosphate (PO43-): ≤5 ppm
sulfur compounds (as SO42-): ≤0.004%

cation traces

Ca: ≤0.03%
Fe: ≤5 ppm
K: ≤0.005%
Mg: ≤0.005%
heavy metals (as Pb): ≤5 ppm

SMILES string

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

InChI

1S/CH2O3.2Na.H2O/c2-1(3)4;;;/h(H2,2,3,4);;;1H2/q;2*+1;/p-2

InChI key

MQRJBSHKWOFOGF-UHFFFAOYSA-L

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Application

Buffer component, may be used for the removal of peripheral membrane proteins.

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

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