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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 3 of 51 - 1274 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
358678 trifluoropropylmethyl dimethoxysilane   FINAL 100 annual          
76051 trifluoroacetic acid   FINAL 8 annual          
280579 triethylenediamine   FINAL 6 annual          
112243 triethylene tetramine   FINAL 8 annual 3700 24 hr      
112505 triethylene glycol monoethyl ether   FINAL 100 annual          
1559371 triethylene glycol mono-2-ethyhexyl ether   FINAL 0.1 annual          
143226 triethylene glycol butyl ether   FINAL 18 annual          
0 triethylammonium suleptanate   FINAL 17 annual          
121448 triethylamine   FINAL 7 annual 21 8 hr      
77930 triethyl citrate   FINAL 290 annual          
24801885 triethoxy(3-isocyanatopropyl)silane   FINAL 0.08 annual          
102716 triethanolamine   FINAL 50 8 hr          
68526863 tridecanol   FINAL 2 annual          
10025782 trichlorosilane   FINAL 8 annual          
75694 trichlorofluoromethane   FINAL 130 annual 56200 1 hr      
79016 trichloroethylene   FINAL 2 24 hr     0.2 2 annual
102829 tributylamine   FINAL 7 annual          
126738 tributyl phosphate   FINAL 22 8 hr          
621772 triamylamine   FINAL 0.1 annual          
28961435 triacrylate ester   FINAL 0.1 annual          
102761 triacetin   FINAL 20 annual          
156605 trans-1-2-dichloroethylene   FINAL 200 annual          
8001352 toxaphene   FINAL         0.003 0.03 annual
29385431 tolyltriazole   FINAL 2.1 annual          
26471625 toluene diisocyanate 13 FINAL 0.07 annual 0.4 8 hr 0.03 0.3 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 lehnerD@michigan.gov or (517) 582-3779.


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