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900505

Sodium carbonate

anhydrous, free-flowing, Redi-Dri™, ReagentPlus®, ≥99.5%

Synonym(s):

Calcined soda, Carbonic acid disodium salt, Soda ash

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About This Item

Linear Formula:
Na2CO3
CAS Number:
497-19-8
Molecular Weight:
105.99
UNSPSC Code:
12352302
NACRES:
NA.21
PubChem Substance ID:
24899511
EC Number:
207-838-8
Beilstein/REAXYS Number:
4154566
MDL number:
MFCD00003494
Assay:
≥99.5%
Grade:
anhydrous
Form:
powder
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grade

anhydrous

Quality Level

100

product line

ReagentPlus®, Redi-Dri™

assay

≥99.5%

form

powder

quality

free-flowing

pH

12 (25 °C, 106 g/L)

pKa (25 °C)

(1) 6.37, (2) 10.25 (carbonic acid)

mp

851 °C (lit.)

application(s)

PFAS testing

SMILES string

O=C(O[Na])O[Na]

InChI

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

InChI key

CDBYLPFSWZWCQE-UHFFFAOYSA-L

Biochem/physiol Actions

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

Legal Information

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany
Redi-Dri is a trademark of Sigma-Aldrich Co. LLC

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pictograms

Exclamation mark
GHS07

signalword

Warning

hcodes

H319

Hazard Classifications

Eye Irrit. 2

Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

Substances Subject to be Indicated Names

ishl_indicated

Substances Subject to be Notified Names

ishl_notified

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Certificates of Analysis (COA)

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Articles

Redi-Dri™ – The World of Free-flowing Hygroscopic Products

Redi-Dri™ prevents hygroscopic powders, such as inorganic salts, from absorbing moisture and forming clumps, leaving the salts free-flowing every time.

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