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1,2-Dichloroethane

CAS Number

107-06-2

Synonym

1,2-DCA; Ethylene dichloride; Ethylene chloride; glycol dichloride; Freon 150; Dutch liquid; Dutch oil; edc; 1,2-Ethylidene dichloride; sym-dichloroethane; Brocide; Ethane dichloride; 1,2-Ethylene dichloride; alpha, beta-dichloroethane; borer sol; destruxol borer-sol; dichloremulsion; di-chlor-mulsion; 2-Dichloroethane

Occurrence/Use

Insect fumigant for grains and orchards, solvent for resins and fats, gasoline additive to remove lead; chemical intermediate in organic synthesis (vinyl chloride); precursor to dry cleaning agent

1,2-Dichloroethane

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: 
2.1 E-5
Inhalation Slope Factor (mg/kg-day)-1: 
7.2 E-2
Oral Slope Factor (mg/kg-day)-1: 
4.7 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.  See Ethylene Dichloride.

OEHHA 1999. Public Health Goal for 1,2-Dichloroethane in Drinking Water.

Air

Chronic REL

Chronic Inhalation REL (μg/m3): 
400
Chronic Target Organs: 
Alimentary system (liver)
Human Data: 
No
Last Chronic REL Revision: 
2000
Chronic Reference Exposure Levels Comments: 

Proposition 65

Chemical Status

Cancer: 
Currently listed

Cancer

Listed for: 
Cancer
Date of Listing: 
10/01/1987
Basis for Listing: 
State's Qualified Experts

Safe Harbor Levels

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

Water

California Public Health Goals Data

Health Risk Category: 
Carcinogenicity
Public Health Goal (mg/L): 
0.0004
Public Health Goal - Download: 
Cancer Risk at PHG: 
0.000001
MCL value (mg/L): 
0.0005
Cancer Risk at MCL: 
0.000001
Last PHG Revision : 
2005
California PHG Comments: 

Value established in 1999; reviewed in 2005 without change.
OEHHA 2005.  Update of the Public Health Goal for 1,2-Dichloroethane
OEHHA 1999. Public Health Goal for 1,2-Dichloroethane