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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 49 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
67685 dimethylsulfoxide   FINAL 20 annual          
0 triethylammonium suleptanate   FINAL 17 annual          
0 n-butylglucamine   FINAL 6.4 annual          
0 atlox 848   FINAL 0.1 annual          
0 n-chloro-2,6-difluorobenzamide   FINAL 0.1 annual          
50000 formaldehyde   FINAL 30 24 hr     0.08 0.8 annual
50033 hydrocortisone acetate   FINAL 15 annual          
50215 lactic acid   FINAL 7 annual          
50282 estradiol   FINAL 0.1 annual          
56815 glycerol   FINAL 100 8 hr          
57114 stearic acid   FINAL 100 8 hr          
56235 carbon tetrachloride   FINAL 480 annual     0.17 1.7 annual
51285 2,4-dinitrophenol   FINAL 7 annual          
53361 methyl predisolone acetate   FINAL 43 annual          
96140 3-methylpentane   FINAL 3500 8 hr          
96173 2-methylbutyraldehyde   FINAL 700 annual          
96184 1,2,3-trichloropropane   FINAL 0.3 annual          
96231 1,3-dichloro-2-propanol   FINAL 3 annual     0.07 0.7 annual
96297 methylethylketoxime   FINAL         2.5 25 annual
96333 methyl acrylate   FINAL 70 annual          
96377 methylcyclopentane   FINAL 700 24 hr          
96457 ethylene thiourea   FINAL 0.28 annual     0.01 0.1 annual
96479 2-methyltetrahydrofuran   FINAL 420 annual          
96480 gamma-butyrolactone   FINAL 280 24 hr          
96491 ethylene carbonate   FINAL 30 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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