At a Glance
Material Family
Polymers & Resins
Record Type
Pure compound
Primary Role
Thickening / Rheology · Scale Inhibition
Functional Roles
INCI Name
SODIUM POLYACRYLATE
CosIng Functions
Industries Served
Physical Properties
Appearance
Liquid
Melting Point
>300 °C
Safety & Handling
Full SDS available on request
A grade-specific Safety Data Sheet (SDS) — with the complete hazard classification, handling precautions, and transport information — is supplied with every shipment and available on request. Confirm all safety and regulatory details against the SDS for your specific grade.
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Chemical Identity
CAS Number
9003-04-7
INCI Name
SODIUM POLYACRYLATE
Synonyms & Trade Names
Full Description
Polyacrylic Acid Sodium (PAAS) is the sodium salt of polyacrylic acid, a water-soluble polymer with excellent thickening and stabilizing properties. It is
Regulatory & registration requirements
- TSCA (US):
- REACH (EU): Not determined from public registry
- EC number: 692-137-3
TSCA Inventory flag XU: a substance exempt from reporting under the Chemical Data Reporting Rule (40 CFR 711) (EPA flag legend).
Source: EPA TSCA Inventory (July 2025 release) · ECHA CHEM — retrieved 2026-07-12
Solutions Using This Product
Process-solution guides on this site that specify this chemistry:
- Soil Water-Retention Hydrogel (Superabsorbent Polymer) (Agriculture)
- Boiler Blowdown & pH/Alkalinity Control (Water Treatment)
- Pigment Dispersants & Wetting Agents for Coatings (Coatings & Construction)
Related Products
Disclaimer. Information on this page — including properties, identifiers, hazard, transport (DOT/UN) and tariff (HS) classifications, and applications — is provided for general reference and is compiled from authoritative public sources (e.g. PubChem/ECHA, 49 CFR 172.101, the Harmonized Tariff Schedule). Values are typical and are not a guaranteed specification; the Certificate of Analysis (CoA) for the lot purchased governs. Products are sold for industrial and professional use only. Nothing here is a medical, health, or efficacy claim or advice. Always consult the current Safety Data Sheet (SDS) before handling, storage, transport or disposal, and confirm regulatory status, classification and suitability for your application and jurisdiction. Hazard, transport and tariff classifications must be verified for your specific shipment. RawSource makes no warranty, express or implied, and assumes no liability for use of this information. Trademarks. Third-party trademarks and brand names are the property of their respective owners; any reference is nominative — used only to identify a comparable product — and does not imply affiliation with, sponsorship by, or endorsement by the trademark owner.