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Sodium Hydroxide

CAS Number

1310-73-2

Synonym

Caustic soda; Soda lye; Sodium hydrate

Occurrence/Use

Chemical base, acid neutralizer, caustic cleaning agent, solvent, production of paper or fibers (kraft pulping), tissue digestion, dissolving amphoteric metals, saponification (production of hard soap), manufacture of fabric and plastic, food processing, livestock management (cattle dehorning)

More information about Sodium Hydroxide

Acute RELs

Acute REL (μg/m3): 
8
Species: 
Human
Acute REL Toxicologic Endpoint: 
Skin, eye, and respiratory irritation
Acute REL Target Organs: 
Eyes; skin; respiratory system
Severity: 
mild
Last Acute REL Revision: 
1999
Acute Reference Exposure Levels Comments: