791741

Sigma-Aldrich

Sodium acetate

anhydrous, free-flowing, Redi-Dri, ACS reagent, ≥99.0%

Synonym(s):
Acetic acid sodium salt
Linear Formula:
CH3COONa
CAS Number:
Molecular Weight:
82.03
Beilstein/REAXYS Number:
3595639
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.21

Quality Level

grade

ACS reagent
anhydrous

product line

Redi-Dri

assay

≥99.0%

form

solid

autoignition temp.

1112 °F

quality

free-flowing

impurities

≤0.01% insolubles

loss

≤1.0% loss on drying

pH

7.0-9.2 (25 °C, 5%)

pKa 

4.76 (acetic acid)

mp

>300 °C (dec.) (lit.)

anion traces

chloride (Cl-): ≤0.002%
phosphate (PO43-): ≤0.001%
sulfate (SO42-): ≤0.003%

cation traces

Ca: ≤0.005%
Fe: ≤0.001%
Mg: ≤0.002%
heavy metals: ≤0.001% (by ICP-OES)

SMILES string

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

InChI

1S/C2H4O2.Na/c1-2(3)4;/h1H3,(H,3,4);/q;+1/p-1

InChI key

VMHLLURERBWHNL-UHFFFAOYSA-M

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Packaging

2.5 kg in poly drum
1 kg in poly bottle
100, 500 g in poly bottle

Legal Information

Redi-Dri is a trademark of Sigma-Aldrich Co. LLC

RIDADR

NONH for all modes of transport

WGK Germany

WGK 1

Certificate of Analysis

Certificate of Origin

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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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