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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 17 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
16369214 n-propylethanolamine   FINAL 28 annual          
16691433 3-amino-5-mercapto-1,2,4-triazole   FINAL 7 annual          
16753621 methylvinyldimethoxysilane   FINAL 100 annual          
16881779 methyldimethoxysilane   FINAL 92 annual          
16883833 1,3-pentanediol-2,2,4-trimethyl-3-(benzyl phthalate)-isobutyrate   FINAL 0.1 annual          
16893859 sodium silicofluoride   FINAL 250 8 hr          
16919316 ammonium hexafluorozirconate   FINAL 0.1 annual          
17557232 neopentyl glycol diglycidyl ether   FINAL 0.1 annual          
17639939 methyl chloroproprionate   FINAL 6 annual          
18063031 2,6-difluorobenzamide   FINAL 11 annual          
18300895 cinnamate   FINAL 0.1 annual          
18387194 1,1,2,4-tetramethyl-1-1-sila-2-aza-cyclopentane   FINAL 0.7 annual          
18395307 isobutyltrimethoxysilane   FINAL 200 annual          
18540299 chromium, hexavalent - particulate   FINAL 0.1 annual     0.000083 0.00083 annual
18540299 chromium, hexavalent - mist   FINAL 0.008 annual     0.000083 0.00083 annual
18868434 molybdenum dioxide   FINAL 30 8 hr          
19089475 propylene glycol monoethyl ether (alpha)   FINAL 23 annual          
19430934 perfluorobutylethylene   FINAL 2600 annual 10000 8 hr      
19666309 oxadiazon   FINAL         0.05 0.5 annual
20324338 tripropylene glycol methyl ether, dowanol 62b   FINAL 10 annual          
20536167 tetrachlorodisilane   FINAL 0.1 annual          
21324403 lithium hexafluorophosphate   FINAL 0.1 annual          
21348594 niobium oxalate   FINAL 0.1 annual          
22407518 tetramethylchlorovinyldisiloxane   FINAL 0.1 annual          
22431896 3,3,6,6-tetramethyl-1,2-dioxane   FINAL 0.1 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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