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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
25322683 polyethylene glycol   FINAL 8 annual          
25322694 polypropylene glycol   FINAL 49 annual          
25340174 diethylbenzene mixture   FINAL 6 annual          
25498491 tripropylene glycol methyl ether   FINAL 20 annual          
25550145 ethyl toluene -mixture   FINAL 0.1 annual          
25551137 trimethylbenzenes (mixed isomers) 14 FINAL 185 annual 1200 8 hr      
25584832 hydroxypropyl acrylate   FINAL 28 8 hr          
25882444 Butanedioic acid, sulfo-, 1-ester with N-(2-hydroxyethyl)   FINAL 0.1 annual          
25973551 bdtp   FINAL 5.3 annual          
25988970 dimethylamine-epichlorohydrin polymer   FINAL 0.1 annual          
26062793 polydimethyl diallyl ammonium chloride   FINAL 1000 annual          
26142303 diglycidyl ether of polyglycol   FINAL 0.1 annual          
26172554 5-chloro-2-methyl-4-isothiazolin-3-one   FINAL 0.1 annual          
26447405 1,1'-methylene bisisocyanatobenzene   FINAL 0.6 24 hr          
18868434 molybdenum dioxide   FINAL 30 8 hr          
19089475 propylene glycol monoethyl ether (alpha)   FINAL 23 annual          
19430934 perfluorobutylethylene   FINAL 2600 annual 10000 8 hr      
19549805 4,6-dimethyl-2-heptanone 19 FINAL 0.1 annual          
12037295 praseodymium oxide   FINAL 0.1 annual          
12054852 ammonium molybdate   FINAL 5 8 hr          
12070121 tungsten carbide 6 FINAL 50 8 hr          
12136457 potassium oxide   FINAL 0.1 annual          
12262587 cyclohexanone peroxide   FINAL 0.1 annual          
12401864 sodium monoxide   FINAL 0.1 annual          
13007857 sodium glucoheptonate   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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