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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 13 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
82688 pentachloronitrobenzene   FINAL 11 annual          
68410991 paroil 45   FINAL         0.03 0.3 annual
8002742 paraffin wax fume   FINAL 20 8 hr          
7440053 palladium   FINAL 0.1 annual          
106423 p-xylene 2 FINAL 390 annual          
106490 p-toluidine   FINAL 2 annual     0.03 0.3 annual
6192525 p-toluenesulfonic acid monohydrate 9 13 FINAL 1.9 annual 230 1 hr      
104154 p-toluenesulfonic acid 9 13 FINAL 1.8 annual 210 1 hr      
104870 p-tolualdehyde 20 FINAL 440 annual          
4221981 p-mentha-1,5-diene   FINAL 0.1 annual          
99876 p-isopropyltoluene   FINAL 10 annual          
1194021 p-fluorobenzonitrile   FINAL 0.5 annual          
622968 p-ethyl toluene   FINAL 350 annual          
106445 p-cresol 30 FINAL 100 8 hr          
98566 p-chlorobenzotrifluoride   FINAL 70 annual          
95385 oyel hydroxyethylimidazoline   FINAL 2 annual          
88230357 oxo-hexyl acetate   FINAL 81 annual          
90438792 oxo-heptyl acetate   FINAL 41 annual          
9063063 oxirane, methyl-, polymer with oxirane, monomethyl ether   FINAL 0.1 annual          
144627 oxalic acid   FINAL 10 8 hr          
19666309 oxadiazon   FINAL         0.05 0.5 annual
8014957 oleum 9,13 FINAL 1 annual 120 1 hr      
93834 oleoyl diethanolamine   FINAL 3 annual          
112801 oleic acid   FINAL 242 annual          
68990794 oils, vegetable, mixed with animal oil methylesters, polymerized, oxidized   FINAL 0.1 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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