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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 34 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
17639939 methyl chloroproprionate   FINAL 6 annual          
1763231 perfluorooctane sulfonic acid (pfos)   FINAL 0.0004 24 hr          
1761713 4,4'-diaminodicyclohexylmethane   FINAL 6 annual          
1760243 n-(3-(trimethoxysilyl)propyl)-ethylenediamine   FINAL 8 annual          
1758889 2-ethyl-1,4-dimethyl benzene   FINAL 0.1 annual          
17557232 neopentyl glycol diglycidyl ether   FINAL 0.1 annual          
1746016 2,3,7,8-tetrachlorodibenzo(p)dioxin 33 FINAL 0.000002 annual     0.000000023 0.00000023 annual
1719580 dimethylvinylchlorosilane   FINAL 0.1 annual          
1717006 1,1-dichloro-1-fluoroethane   FINAL 12800 annual          
170557434 dowanol tmh-deg borate ester   FINAL 32 annual          
1702176 clopyralid   FINAL 500 annual          
16919316 ammonium hexafluorozirconate   FINAL 0.1 annual          
16893859 sodium silicofluoride   FINAL 250 8 hr          
16883833 1,3-pentanediol-2,2,4-trimethyl-3-(benzyl phthalate)-isobutyrate   FINAL 0.1 annual          
16881779 methyldimethoxysilane   FINAL 92 annual          
16753621 methylvinyldimethoxysilane   FINAL 100 annual          
16691433 3-amino-5-mercapto-1,2,4-triazole   FINAL 7 annual          
166524750 2,2'-dithiobis(5-ethoxy-7-fluoro[1,2,4]triazolo(1,5-c)pyrimidine   FINAL 0.8 annual          
166524658 2-ethoxy-4,6-difluoropyrimidine   FINAL 20 annual          
1643192 t-n-butyl ammonium bromide   FINAL 0.1 annual          
16369214 n-propylethanolamine   FINAL 28 annual          
1634044 methyl t-butyl ether   FINAL 3000 annual          
1623150 monobutyl phosphoric acid   FINAL 15 annual          
16079882 1-bromo-3-chloro-5,5-dimethylhydantoin   FINAL 2 8 hr          
16065831 Chromium, trivalent   FINAL 5 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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