Dichlorodiphenyldichloroethane (DDD)

CAS Number

72-54-8

Synonym

DDD; Dichlorodiphenyl Dichloroethane; p,p'-dichlorodiphenyldichloroethane; Dilene; NCI-C00475; Caswell No. 307; 1,1-Dichloro-2,2-bis(p-chlorophenyl)ethane; p,p'-DDD; Rhothane; Rothane; Tetrachlorodiphenylethane; TDE; EPA Pesticide Code: 029101

Occurrence/Use

Dusts, emulsions, and wettable powders for contact control of leaf rollers and other insects; degradation product of DDT

Dichlorodiphenyldichloroethane (DDD)

Soil Screening

Last CHHSL revision: 1/2005
CHHSL Comments:

For chemical-specific screening levels for use in assessing contaminated sites, please see HHRA Note 3 (DTSC HERO). https://www.dtsc.ca.gov/assessingrisk/humanrisk2.cfm

Cancer Potency Information

Inhalation Unit Risk (μg/cubic meter)-1: 6.9 E-5
Inhalation Slope Factor (mg/kg-day)-1: 2.4 E-1
Oral Slope Factor (mg/kg-day)-1: 2.4 E-1
Comments/References:

US EPA 1988. IRIS Database: Dichlorodiphenyldichloroethane.

Proposition 65

Chemical Status

Cancer: Currently listed

Cancer

Cancer - Listing Mechanism
State's Qualified Experts
Listed as causing : Listed as causing: Cancer
Date of Listing:

Safe Harbor Levels

No Significant Risk Level (NSRL)
2 µg/day
Cancer

Comments

DDD, DDE, and DDT are listed separately under Proposition 65. The NSRLs are for DDT, DDE, and DDD in combination.