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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 21 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
63058 androstenedione   FINAL 17 annual          
630206 1,1,1,2-tetrachloroethane   FINAL         0.1 1 annual
629732 1-hexadecene   FINAL 17 annual          
629118 1,6-hexanediol   FINAL 14 annual          
628637 n-amyl acetate   FINAL 1100 annual          
627930 dimethyl adipate 27 FINAL 1 annual          
627838 octadecanoic acid, 1,2-ethanediyl ester   FINAL 0.1 annual          
62759 n-nitrosodimethylamine   FINAL         0.00007 0.0007 annual
62737 dichlorvos 3 FINAL 0.5 annual          
627305 3-chloro-1-propanol   FINAL 0.1 annual          
627203 cis-2-pentene   FINAL 0.1 annual          
626675 n-methylpiperidine   FINAL 8 annual          
626380 2-pentyl acetate   FINAL 2600 8 hr          
62533 aniline   FINAL 1 annual 76 8 hr 0.6 6 annual
624920 dimethyl disulfide   FINAL 16 annual 1200 24 hr      
624839 methyl isocyanate   FINAL 1 annual          
624544 n-pentyl propionate   FINAL 21 annual          
624419 2-methyl butyl acetate   FINAL 1100 annual          
622979 4-methylstyrene   FINAL 2 annual          
622968 p-ethyl toluene   FINAL 350 annual          
621772 triamylamine   FINAL 0.1 annual          
621647 n-nitroso-di-n-propylamine   FINAL         0.0005 0.005 annual
620235 m-tolualdehyde 20 FINAL 440 annual          
6192525 p-toluenesulfonic acid monohydrate 9 13 FINAL 1.9 annual 230 1 hr      
617947 phenyl isopropanol (2-phenyl-2-propanol)   FINAL 4 annual          
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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 lehnerD@michigan.gov or (517) 582-3779.


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