Agent Name

Sodium polyacrylate

CAS Number




Major Category

Plastics & Rubber


Hiviswako 105; Polyacrylic acid, sodium salt; Acrysol LMW-45N; Acrylic acid polymer, sodium salt; Sodium polyacrylate solution; 2-Propenoic acid, homopolymer, sodium salt; Acrylic acid, polymers, sodium salt; Poly(acrylic acid), sodium salt; Polyacrylate sodium salt; Polyco; Propenoic acid, sodium carbonate polymer; Rhotex GS; Sodium polyacrylate 4500; [ChemIDplus] Acrylic acid homopolymer, sodium salt; Carboxy vinyl polymer, sodium salt; [ICSC] Poly(acrylic acid sodium salt); Poly(sodium acrylate); [Sigma-Aldrich MSDS]




White solid; [ICSC] Light gray powder; [Sigma-Aldrich MSDS]


Used in detergent formulations, pigment dispersions for paper coating, and in textile sizes; [ToxPlanet: ECETOC - JACC] Used as a dispersing agent for minerals incorporated into plastics; [ToxPlanet: EFSA] Used as a boiler water additive and washing or surface removal agent; [FDA] Permitted for use as an inert ingredient in non-food pesticide products; [EPA]


Polycarboxylate polymers demonstrate low acute toxicity in mice and rats; Mild skin and eye irritation in rabbits; No skin sensitizing potential in rabbits or humans; Pulmonary irritation in 91-day inhalation study of rats (considered of no significance); No evidence of teratogenicity in rats; [ToxPlanet: ECETOC - JACC] A moderate eye irritant; [RTECS] May cause mechanical irritation; Repeated or prolonged exposure may cause lung effects; Tumors observed in experimental animals (unknown relevance to humans); [ICSC] A skin, respiratory tract, and severe eye irritant; [Sigma-Aldrich MSDS]

Exposure Assessment

0.05 mg/m3, respirable fraction

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Toxicity Information


Chemical Information

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Related Information in HazMap

Industrial Processes with risk of exposure: