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Formaldehyde

CAS Number

50-00-0

Synonym

Dormol; Fannoform; Formalin; Formic Aldehyde; Fyde; Ivalon; Karsan; Lysoform; Methanal; Methyl aldehyde; Methylene oxide; Morbicid; Oxymethylene; Superlysoform; Veracur; EPA Pesticide Code: 043001

Occurrence/Use

Disinfectant (antibacterial, fungicide), tissue fixative, photography (color negative stabilizer), textile treatment; precursor to polyfunctional alcohols; production of urea and melamine resins, phenolic resin, plastics, adhesives, preservatives, pressed wood products, automobile components; byproduct of combustion, component of tobacco smoke

Formaldehyde

Cancer Potency Information

Inhalation Unit Risk (μg/cubic meter)-1: 
6.0 E-6
Inhalation Slope Factor (mg/kg-day)-1: 
2.1 E-2
Oral Slope Factor (mg/kg-day)-1: 
2.1 E-2
Comments/References: 

OEHHA 2009. Air Toxics Hot Spots Program Technical Support Document for Cancer Potencies. Appendix B. Chemical-specific summaries of the information used to derive unit risk and cancer potency values. Updated 2011.

Air

Acute RELs

Acute REL (μg/m3): 
55
Species: 
Human
Acute REL Toxicologic Endpoint: 
Eye irritation
Acute REL Target Organs: 
Eyes
Severity: 
Mild
Last Acute REL Revision: 
2008
Acute Reference Exposure Levels Comments: 

8-Hour RELs

8-Hour Inhalation REL (μg/m3): 
9
Last 8-Hour REL Revision: 
2008
8-Hour Reference Exposure Levels Comments: 

Chronic REL

Chronic Inhalation REL (μg/m3): 
9
Chronic Target Organs: 
Respiratory system
Human Data: 
Yes
Last Chronic REL Revision: 
2008
Chronic Reference Exposure Levels Comments: 

Proposition 65

Chemical Status

Cancer: 
Currently listed

Cancer

Listed as causing: 
Cancer
Date of Listing: 
01/01/1988
Basis for Listing: 
State's Qualified Experts

Safe Harbor Levels

Cancer
No Significant Risk Level (NSRL): 
40 µg/day

Comments

Listed as Formaldehyde (gas).

Public notices related to this chemical: