Skip to Content
MilliporeSigma
All Photos(4)

Key Documents

M9009

Sigma-Aldrich

Maleic acid disodium salt hydrate

≥98%

Synonym(s):

Sodium maleate hydrate, Sodium toxilate hydrate

Sign Into View Organizational & Contract Pricing


About This Item

Empirical Formula (Hill Notation):
C4H2Na2O4 · xH2O
CAS Number:
Molecular Weight:
160.04 (anhydrous basis)
MDL number:
UNSPSC Code:
12352106
PubChem Substance ID:
NACRES:
NA.25

Assay

≥98%

form

liquid

SMILES string

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

InChI

1S/C4H4O4.2Na.H2O/c5-3(6)1-2-4(7)8;;;/h1-2H,(H,5,6)(H,7,8);;;1H2/q;2*+1;/p-2/b2-1-;;;

InChI key

AJNPUGKXELKSHS-GRHBHMESSA-L

Looking for similar products? Visit Product Comparison Guide

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

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

Visit the Document Library

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