Link to MDEQ Home Link to Michigan.gov
Michigan.gov Home EGLE Home | Michigan Air Permits System Home


Michigan Air Toxics System
Initial Threshold Screening Level/Initial Risk Screening Level (ITSL/IRSL)
Toxics Screening Level Query Results

The results of your search are displayed below. Click any column heading to sort.
Click here to see descriptions of column headings.
If a number appears in the "notes" column for a given, chemical, see the definition on the bottom of this page.
 
It is possible to cut and paste the table below into a spreadsheet program for further manipulation.

Page 1 of 51 - 1275 record(s) matched your criteria

CAS Number Chemical Name Notes Status ITSL (μg/m3) Averaging Time Second ITSL (μg/m3) Second ITSL Avg Time IRSL
(μg/m3)
SRSL
(μg/m3)
Carc Avg Time
80739 n,n'-dimethylethyleneurea   FINAL 0.1 annual          
82688 pentachloronitrobenzene   FINAL 11 annual          
83329 acenaphthene   FINAL 210 annual          
84662 diethyl phthalate   FINAL 2800 annual          
85018 phenanthrene   FINAL 0.1 annual          
85449 phthalic anhydride   FINAL 20 annual          
85687 butyl benzyl phthalate   FINAL 700 annual          
86737 fluorene   FINAL 140 annual          
87616 1,2,3-trichlorobenzene   FINAL 27 annual          
87650 2,6-dichlorophenol   FINAL 3.8 annual          
87865 pentachlorophenol   FINAL 20 annual     0.009 0.09 annual
87901 1,3,5-trichloroisocyanuric acid   FINAL 2 annual          
88857 dinoseb   FINAL 4 annual          
90028 salicylaldehyde   FINAL 30 annual          
90120 1-methyl naphthalene   FINAL 250 annual     0.14 1.4 annual
90722 2,4,6-tri(dimethylaminomethyl)phenol   FINAL 7 annual          
91010 benzhydrol   FINAL 16 annual          
91087 2,6-toluene diisocyanate 13 FINAL 0.07 annual 0.4 8 hr 0.03 0.3 annual
88653 o-bromobenzoic acid   FINAL 0.1 annual          
91203 naphthalene   FINAL 3 annual 520 8 hr 0.08 0.8 annual
91441 7-diethylamino-4-methyl coumarin   FINAL 16 annual          
91576 2-methylnaphthalene   FINAL 10 annual          
93141 guaifenesin   FINAL 5 annual          
93583 methyl benzoate   FINAL 4 annual          
93594 peroxybenzoic acid   FINAL 0.1 annual          
[Next Page ->] [Last Page -->] 

    Notes: For a list of notes which correspond to any numbers which may appear in the “Notes” column above, please follow this link.
https://www.michigan.gov/egle/-/media/Project/Websites/egle/Documents/Programs/AQD/toxics/itsl-irsl-screening-level-footnotes.pdf  

 
Back to Main Search Page

For issues related to ITSL/IRSL database content, contact Doreen Lehner at lehnerD@michigan.gov or (517) 582-3779.


Michigan.gov Home  |   EGLE_Home  |   BFS_Home  |   Online Services  |   Contact EGLE  |   ADA  |   FOIA  |   Contact BFS  |   State Web Sites  |   Policies