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Sodium acetate trihydrate

ReagentPlus®, ≥99.0%

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Acetic acid sodium salt trihydrate
Linear Formula:
CAS Number:
Molecular Weight:
EC Number:
MDL number:
PubChem Substance ID:

Quality Level

product line






autoignition temp.

1112 °F


8.5-10 (25 °C, 408 g/L)

pKa (25 °C)

4.76 (acetic acid)

SMILES string




InChI key


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  • Direct Affinity Ligand Immobilization onto Bare Iron Oxide Nanoparticles Enables Efficient Magnetic Separation of Antibodies: Highlights the role of sodium acetate trihydrate in bioengineering, particularly in the enhancement of magnetic nanoparticle performance for bioseparation applications (Zimmermann I, Berensmeier S, 2024).

  • Physicochemical and antioxidant properties of pectin fractions extracted from lemon (Citrus Eureka) peels: Details the use of sodium acetate trihydrate in the extraction and analysis of bioactive compounds, supporting its critical role in food science and nutraceutical applications (Su Z, Li G, 2024).

Other Notes

Enzyme substrate for acetate kinase (EC

Legal Information

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany

Storage Class Code

11 - Combustible Solids



Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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Glucose oxidase activity measured via continuous spectrophotometric assay at 500 nm, indicating glucose oxidation rate.

Enzymatic Assay of Sulfatase (EC

This procedure may be used for the determination of Amyloglucosidase activity using starch as the substrate.

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