Skip to Content
MilliporeSigma

1.28205

Sodium acetate trihydrate

EMPROVE® EXPERT, Ph. Eur., BP, ChP, JP, USP

Synonym(s):

Acetic acid sodium salt trihydrate

Sign In to View Organizational & Contract Pricing.

Select a Size

25 KG

$841.00

$841.00


Estimated to ship onJanuary 21, 2026Details


Request a Bulk OrderRequest a Sample

About This Item

Linear Formula:
CH3COONa · 3H2O
CAS Number:
Molecular Weight:
136.08
UNSPSC Code:
12352302
Beilstein/REAXYS Number:
3732037
MDL number:

Skip To

Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

Product Name

Sodium acetate trihydrate, EMPROVE® EXPERT, Ph. Eur., BP, ChP, JP, USP

InChI key

AYRVGWHSXIMRAB-UHFFFAOYSA-M

SMILES string

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

InChI

1S/C2H4O2.Na.3H2O/c1-2(3)4;;;;/h1H3,(H,3,4);;3*1H2/q;+1;;;/p-1

agency

BP
ChP
JP
Ph. Eur.
USP

product line

EMPROVE® EXPERT

form

solid

autoignition temp.

1112 °F

impurities

endotoxins, low

pH

7.5-9 (25 °C, 50 g/L in H2O)

pKa 

4.8

application(s)

liquid formulation
parenterals
pharma/biopharma processes
pharmaceutical

storage temp.

15-25°C

Quality Level

Looking for similar products? Visit Product Comparison Guide

Application

The specification of the product is part of the Emprove® Material Qualification Dossier and can be found under "General Properties".

General description

Sodium acetate trihydrate is used as a buffer component for Biomolecule downstream processing steps and final formulation as well as small molecule final formulation.

Other Notes

Enzyme substrate for acetate kinase (EC 2.7.2.1)

Legal Information

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

Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable


Stay compliant with GMP using the Emprove® Program

Accelerate qualification, maintain compliance, and save time with Emprove® Dossiers.

Download Dossiers

Note: you will be brought to EmproveSuite.com. Your username and password are separate from SigmaAldrich.com and may differ.

Register for free and access Emprove® Dossiers within minutes. Upgrade your subscription plan to unlock advanced and customized content in the Emprove® Suite

Not finding what you are looking for? Visit the Emprove® Program Help page.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Related Content

Learn more on mAb subcutaneous or intravenous formulation, and the relevant associated products, including excipients.

Questions

Reviews

No rating value

Active Filters

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service