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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 11 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
111922 dibutylamine   FINAL 23 annual          
112061 n-heptyl acetate   FINAL 16 annual          
112072 ethylene glycol monobutyl ether acetate 10 FINAL 2200 annual          
112152 diethylene glycol monoethyl ether acetate 10 FINAL 18 annual          
112243 triethylene tetramine   FINAL 8 annual 3700 24 hr      
112254 ethylene glycol monohexyl ether   FINAL 8 annual          
112345 diethylene glycol monobutyl ether   FINAL 1 annual          
112414 1-dodecene   FINAL 29 annual          
112481 ethylene glycol dibutyl ether   FINAL 10 annual          
112505 triethylene glycol monoethyl ether   FINAL 100 annual          
111466 diethylene glycol   FINAL 1600 annual          
111751 2-butylaminoethanol   FINAL 4 annual          
111762 2-butoxyethanol 10 FINAL 1600 annual          
111422 diethanolamine 13 FINAL 0.2 annual 10 8 hr      
112801 oleic acid   FINAL 242 annual          
115106 dimethyl ether   FINAL 740 annual 1900 24 hr      
115117 isobutylene   FINAL 110000 annual          
115195 methyl butynol   FINAL 6.5 annual          
116110 2-methoxy-1-propene   FINAL 6 annual          
117817 diethyl hexyl phthalate   FINAL 70 annual     0.61 6.1 annual
117840 di-n-octyl phthalate   FINAL 470 annual          
118912 o-chlorobenzoic acid   FINAL 0.1 annual          
119539 benzoin   FINAL 32 annual          
119619 benzophenone   FINAL 100 annual     0.2 2 annual
119904 3,3'-dimethoxybenzidine   FINAL 9.8 annual     0.039 0.39 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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