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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 30 of 52 - 1277 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
13410010 selenic acid 34 FINAL 2 8 hr          
7783008 selenious acid 34 FINAL 2 8 hr          
5509659 2,6-difluoroaniline   FINAL 2 annual          
2981104 piperdinocyclohexene   FINAL 2 annual          
2919666 melengesterol acetate   FINAL 2 annual          
6864375 bis(4-amino-3-methylcyclohexyl)methane   FINAL 2 annual          
6574998 3,4-dichlorobenzonitrile   FINAL 2 annual          
7440508 copper   FINAL 2 8 hr          
7446084 selenium dioxide 34 FINAL 2 8 hr          
7446346 selenium sulfide   FINAL 2 8 hr          
7488564 selenium disulfide 34 FINAL 2 8 hr          
7782492 selenium and inorganic selenium compounds 34 FINAL 2 8 hr          
1317380 Copper oxide   FINAL 2 8 hr          
1120714 1,3-propane sultone   FINAL 2 annual          
694837 1,2-Diaminocyclohexane   FINAL 2 annual          
622979 4-methylstyrene   FINAL 2 annual          
106490 p-toluidine   FINAL 2 annual     0.03 0.3 annual
95385 oyel hydroxyethylimidazoline   FINAL 2 annual          
95749 3-chloro-p-toluidine 30 FINAL 2 annual          
87901 1,3,5-trichloroisocyanuric acid   FINAL 2 annual          
77485 1,3-dibromo-5,5-dimethylhydantoin   FINAL 2 8 hr          
79016 trichloroethylene   FINAL 2 24 hr     0.2 2 annual
66251 hexanaldehyde   FINAL 2 annual          
64186 formic acid   FINAL 2 annual          
534521 dinitro-o-cresol   FINAL 2 8 hr          
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    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  

 
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For issues related to ITSL/IRSL database content, contact Doreen Lehner at [email protected] or (517) 582-3779.


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