Sodium polyacrylate

聚丙烯酸钠

Also known as: Poly(acrylic acid sodium salt), 2-Propenoic acid, homopolymer, sodium salt, poly(sodium acrylate) macromolecule, Sodium polyacrylate (PAAS)

Sodium polyacrylate (CAS 9003-04-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C3H3NaO2 and a molecular weight of 94.045 g/mol. It is also known as Poly(acrylic acid sodium salt), 2-Propenoic acid, homopolymer, sodium salt and poly(sodium acrylate) macromolecule. Key properties include a melting point of 12.5ºC, a boiling point of 141ºC and a density of 1.15 (30% aq.). GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
9003-04-7
Jingsj CID
J-1158504-4
Molecular Formula
C3H3NaO2
Chinese Name
聚丙烯酸钠
Molecular Weight
94.045 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point12.5ºC
Boiling Point141ºC
Density1.15 (30% aq.)

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Sodium polyacrylate?

The CAS number of Sodium polyacrylate is 9003-04-7.

What are the molecular formula and molecular weight of Sodium polyacrylate?

Sodium polyacrylate has molecular formula C3H3NaO2 and molecular weight 94.045 g/mol.

Is Sodium polyacrylate hazardous?

Sodium polyacrylate has GHS signal word Warning.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Sodium polyacrylate (CAS 9003-04-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1158504-4 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.