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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 50 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
16883833 1,3-pentanediol-2,2,4-trimethyl-3-(benzyl phthalate)-isobutyrate   FINAL 0.1 annual          
646060 1,3-dioxolane   FINAL 10 annual          
542756 1,3-dichloropropene   FINAL 20 annual     0.2 2 annual
541731 1,3-dichlorobenzene   FINAL 3 annual          
118525 1,3-dichloro-5,5-dimethylhydantoin   FINAL 2 8 hr          
96231 1,3-dichloro-2-propanol   FINAL 3 annual     0.07 0.7 annual
77485 1,3-dibromo-5,5-dimethylhydantoin   FINAL 2 8 hr          
106990 1,3-butadiene   FINAL 33 annual     0.03 0.3 annual
1477550 1,3-bis(aminomethyl)benzene   FINAL 1 1 hr          
110839139 1,3-benzenedimethanamine polymer with 2,2�-((1-methylethylidene) bis(4   FINAL 0.1 annual          
108678 1,3,5-trimethyl benzene 14 FINAL 185 annual 1200 8 hr      
87901 1,3,5-trichloroisocyanuric acid   FINAL 2 annual          
4719044 1,3,5-triazine-1,3,5(2h,4h,6h)-triethanol   FINAL 0.015 annual          
544252 1,3,5-cycloheptatriene   FINAL 0.18 annual          
1072533 1,3,2-dioxathiolane,2,2-dioxide   FINAL 0.1 annual          
75558 1,2-propylenimine   FINAL 5 8 hr          
23410404 1,2-ethanediamine, n-(3-(dimethoxymethylsilyl)-2-methylpropyl)   FINAL 0.1 annual          
106865 1,2-epoxy-4-vinylcyclohexane   FINAL 6 annual          
540590 1,2-dichloroethylene   FINAL 35 24 hr          
107062 1,2-dichloroethane   FINAL         0.04 0.4 annual
95501 1,2-dichlorobenzene   FINAL 300 annual          
540498 1,2-dibromoethylene   FINAL 0.1 annual          
106934 1,2-dibromoethane   FINAL 9 annual     0.002 0.02 annual
694837 1,2-Diaminocyclohexane   FINAL 2 annual          
106887 1,2-butylene oxide   FINAL 20 annual     1.2 12 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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