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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 18 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
859187 lincomycin hydrochloride   FINAL 75 annual          
868779 2-hydroxyethyl methacrylate   FINAL 10 annual          
872366 vinylene carbonate   FINAL 0.1 annual          
947193 1-hydroxcyclohexyl phenyl ketone   FINAL 0.1 annual          
981340 betamethasone 11   FINAL 17 annual          
993077 trimethylsilane   FINAL 340 annual          
996350 dimethylisopropylamine   FINAL 200 annual          
999973 hexamethyldisilazane   FINAL 206 annual          
1009934 hexamethylcyclotrisilazane   FINAL 0.1 annual          
1066359 dimethylchlorosilane 36 FINAL 52 annual 5400 1 hr      
1066406 trimethylsilanol   FINAL 65 annual          
1067250 propyltrimethoxysilane   FINAL 1000 annual          
1070106 2-ethylhexyltitanate   FINAL 0.1 annual          
1072533 1,3,2-dioxathiolane,2,2-dioxide   FINAL 0.1 annual          
1074404 4,6-dichloro-2-methoxypyrimidine   FINAL 0.1 annual          
1111746 dimethylsilane   FINAL 30 annual          
1112396 dimethyldimethoxysilane   FINAL 90 annual          
1120361 1-tetradecene   FINAL 29 annual          
1120714 1,3-propane sultone   FINAL 2 annual          
1122823 cyclohexyl isothiocyanate   FINAL 0.1 annual          
1156190 tolazamide   FINAL 17 annual          
1184856 methyl methane sulfonamide   FINAL 0.1 annual          
1185553 trimethoxymethylsilane   FINAL 80 annual          
1194021 p-fluorobenzonitrile   FINAL 0.5 annual          
1306383 cerium oxide   FINAL 0.9 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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