Soil Generic Assessment Criteria for Human Health Risk ... - ESdat

www.esdat.net Esdat Environmental Database Management Software +61 2 8875 7948
1,1,2 trichloroethane CAS 79-00-5 Assessor A:
Jeff Thorton
Melinda Evans (Firth
Assessor B:
(Golder Assoc.)
Consultants)
Final review:
Panel/SF
Date 15/04/2009 Date 29/04/2009 Date 25/08/2009
MDI
Recommended
MDIinh
Units
Justification: European study (RIVM) and Howard et al quote a value of 1 ug/ day. The higher range
of 1.1 to 5.5 ug/day is based on old US data.
1 ug day-1
Value
Organisation Media Value Units Description Reference Web link
Dutch National Institute for
Public Health and the
15-Apr-09 Air 1 ug day-1 Air study in Germany Janssen et al. 1998. Maximum Permissible Risk Levels
1986-1987, assuming for Human Intake of Soil Contaminants: Fourth Series
www.rivm.nl/en/
Environment (RIVM) Maximum
Permissable Risk (MPR) Levels
adult inhales 20
m3/day (0.05 m3)
of Compounds. RIVM Report No. 711701004. March
1998, Page 79
US Agency for Toxic Substances
and Disease Registry (ATSDR)
Toxicological Profiles and
Minimal Risk Levels
15-Apr-09 Air 1.1-5.5 ug.day-1 Average daily intake
for 'background'
exposure in US
Toxicological Profile for 1,1,2-Trichloroethane.
December 1989.
http://www.atsdr.cdc.gov/toxprofiles/tp148-c5.pdf,
page 71
www.atsdr.cdc.gov/
Other 15-Apr-09 Ambient air 1 ug/day US study of 930
samples with a
median
concentration of 9.1
parts per trillion
Howard et al 1990, Handbook of Env Fate and Exposure
data for Organic chemicals , Volume 2
06/04/2009 Ambient air 0.01-0.05 ppb US Technology Transfer Network Air Toxics Web Site.
Hazard Summary-Created in April 1992; Revised in
January 2000. Based on ATDSR report
06/04/2009 Outdoor residential
air
All below
detection limit
Detection Limit
unknown
Personal exposures
among 50 persons
and
microenvironment
concentrations of
PM2.5, VOC, NO2
and CO in Oxford, UK
in 1998-2000
06/04/2009 Outdoor air 0.02 ug.m-3 Predicted maximum
exposure
concentration for
inhalation exposure
to human beings
Lai et al., Atmospheric Environment 38 (2004), 6399-
6410
Japanese Chemical Substances Control Document:
1,1,2-trichloroethane
http://epa.gov/ttn/a
tw/hlthef/trietha.html
http://www.ktl.fi/ex
poplatform/concdb_
ui/index.phpOption
=object&Object=683
http://www.env.go.j
p/en/chemi/chemic
als/profile_erac/prof
ile5/pf1-18.pdf
Page 2 of 2 EIC proforma 1,1,2-trichloroethane 25/08/2009