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Hydrogen Chloride

CAS Number

7647-01-0

Synonym

Aqueous hydrogen chloride; Caswell No. 486; Chlorohydric acid; Hydrochloride; Muriatic acid; EPA Pesticide Code: 045901

Occurrence/Use

Production of hydrochloric acid, vinyl chloride, fertilizer, dye, artificial silk, pigment; reagent in industrial chemical transformations, semiconductor etching, electroplating, soap refining, leather tanning; byproduct of combustion

Hydrogen Chloride

Cancer Potency Information

Latest Criteria: 
Chronic Reference Exposure Levels

Air

Acute RELs

Acute REL (μg/m3): 
2100
Species: 
Human
Acute REL Toxicologic Endpoint: 
Respiratory and eye irritation
Acute REL Target Organs: 
Respiratory system, eyes
Severity: 
Mild
Last Acute REL Revision: 
1999
Acute Reference Exposure Levels Comments: 

Chronic REL

Chronic Inhalation REL (μg/m3): 
9
Chronic Target Organs: 
Respiratory system
Human Data: 
No
Last Chronic REL Revision: 
2000
Chronic Reference Exposure Levels Comments: