Link to MDEQ Home Link to Michigan.gov
Michigan.gov Home EGLE Home | Michigan Air Permits System Home


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 4 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
106490 p-toluidine   FINAL 2 annual     0.03 0.3 annual
563473 3-chloro-2-methylpropene   FINAL         0.03 0.3 annual
584849 2,4-toluene diisocyanate 13 FINAL 0.07 annual 0.4 8 hr 0.03 0.3 annual
91087 2,6-toluene diisocyanate 13 FINAL 0.07 annual 0.4 8 hr 0.03 0.3 annual
91178 decahydronaphthalene   FINAL         0.03 0.3 annual
103333 azobenzene   FINAL         0.03 0.3 annual
26471625 toluene diisocyanate 13 FINAL 0.07 annual 0.4 8 hr 0.03 0.3 annual
63449398 chlorinated paraffins   FINAL         0.03 0.3 annual
68410991 paroil 45   FINAL         0.03 0.3 annual
98953 nitrobenzene   FINAL 9 annual     0.025 0.25 annual
101779 4,4'-methylene dianiline   FINAL         0.022 0.22 annual
100447 benzyl chloride   FINAL         0.02 0.2 annual
79345 1,1,2,2-tetrachloroethane   FINAL         0.02 0.2 annual
78795 isoprene   FINAL         0.02 0.2 annual
72548 DDD (TDE) 12 FINAL         0.01 0.1 annual
72559 DDE, p,p'- 12 FINAL         0.01 0.1 annual
57749 chlordane (technical)   FINAL 0.7 annual     0.01 0.1 annual
50293 ddt 12 FINAL         0.01 0.1 annual
107131 acrylonitrile   FINAL 2 annual     0.01 0.1 annual
96457 ethylene thiourea   FINAL 0.28 annual     0.01 0.1 annual
1336363 polychlorinated biphenyls 8 FINAL         0.01 0.1 annual
12789036 chlordane (technical)   FINAL 0.7 annual     0.01 0.1 annual
87865 pentachlorophenol   FINAL 20 annual     0.009 0.09 annual
121142 2,4-dinitrotoluene   FINAL 2 8 hr     0.009 0.09 annual
60344 methyl hydrazine   FINAL 0.03 annual     0.0087 0.087 annual
[<-- First Page]  [<- Previous Page]  [Next Page ->] [Last Page -->] 

    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  

 
Back to Main Search Page

For issues related to ITSL/IRSL database content, contact Doreen Lehner at [email protected] or (517) 582-3779.


Michigan.gov Home  |   EGLE_Home  |   BFS_Home  |   Online Services  |   Contact EGLE  |   ADA  |   FOIA  |   Contact BFS  |   State Web Sites  |   Policies