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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 36 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
122792 phenyl acetate   FINAL 0.1 annual          
122996 ethylene glycol monophenyl ether   FINAL 8 annual          
123035 cetylpyridinium chloride   FINAL 1.8 annual          
123057 2-ethylhexanal   FINAL 10 annual          
123193 dipropyl ketone   FINAL 250 annual          
123319 hydroquinone   FINAL 140 annual     0.058 0.58 annual
123386 propionaldehyde   FINAL 8 annual          
123422 diacetone alcohol   FINAL 2375 8 hr          
123513 isoamyl alcohol   FINAL 360 8 hr          
123546 2,4-pentanedione   FINAL 25 annual          
123728 butyraldehyde   FINAL 7 annual          
123864 n-butyl acetate 15 FINAL 2400 8 hr          
107039 1-propanethiol   FINAL 16 1 hr          
91178 decahydronaphthalene   FINAL         0.03 0.3 annual
106923 allyl glycidyl ether   FINAL         0.1 1 annual
106934 1,2-dibromoethane   FINAL 9 annual     0.002 0.02 annual
106945 propyl bromide   FINAL 32 24 hr     1.1 11 annual
106978 butane 22 FINAL 23800 8 hr          
106990 1,3-butadiene   FINAL 33 annual     0.03 0.3 annual
107006 ethylacetylene   FINAL 0.1 annual          
108689 3,5-dimethylphenol   FINAL 0.8 annual          
108781 melamine   FINAL         1.5 15 annual
108827 2,6-dimethyl-4-heptanol   FINAL 30 annual          
108838 diisobutyl ketone   FINAL 1500 8 hr          
108861 bromobenzene   FINAL 60 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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