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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 44 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
96184 1,2,3-trichloropropane   FINAL 0.3 annual          
96231 1,3-dichloro-2-propanol   FINAL 3 annual     0.07 0.7 annual
96297 methylethylketoxime   FINAL         2.5 25 annual
96333 methyl acrylate   FINAL 70 annual          
96377 methylcyclopentane   FINAL 700 24 hr          
96457 ethylene thiourea   FINAL 0.28 annual     0.01 0.1 annual
96479 2-methyltetrahydrofuran   FINAL 420 annual          
96480 gamma-butyrolactone   FINAL 280 24 hr          
96491 ethylene carbonate   FINAL 30 annual          
96800 diisopropylaminoethanol   FINAL 4 annual          
97643 ethyl lactate   FINAL 20 annual          
97858 isobutyl isobutyrate   FINAL 300 annual          
97869 isobutyl methacrylate   FINAL 600 annual          
97881 n-butyl methacrylate   FINAL 569 annual          
97950 2-ethyl butanol   FINAL 40 annual          
97994 tetrahydrofuryl methanol   FINAL 52 annual          
98000 furfuryl alcohol   FINAL 5 annual     0.09 0.9 annual
98011 furfural   FINAL         0.06 0.6 annual
98066 tert-butylbenzene   FINAL 10 annual          
98135 phenyltrichlorosilane   FINAL 0.1 annual          
98179 m-trifluoromethylphenol   FINAL 0.08 annual          
98293 t-butylcatechol   FINAL 9 annual          
98566 p-chlorobenzotrifluoride   FINAL 70 annual          
98828 cumene   FINAL 400 annual     0.1 1 annual
98839 alpha-methyl styrene   FINAL 230 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 [email protected] or (517) 582-3779.


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