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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 12 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
7803512 phosphine   FINAL 0.3 annual          
75445 phosgene   FINAL 0.3 annual          
57410 phenytoin   FINAL         0.07 0.7 annual
2996921 phenyltrimethoxysilane   FINAL 60 annual          
98135 phenyltrichlorosilane   FINAL 0.1 annual          
120070 phenyldiethanolamine   FINAL 3 annual          
617947 phenyl isopropanol (2-phenyl-2-propanol)   FINAL 4 annual          
122601 phenyl glycidyl ether   FINAL         0.1 1 annual
122792 phenyl acetate   FINAL 0.1 annual          
55818570 phenol, 4,4-(1-methylethylidene)bis, polymer with (chloromethyl)oxiran   FINAL 0.1 annual          
108952 phenol   FINAL 190 8 hr          
10551210 phenethyl alpha picolinium bromide   FINAL 0.1 annual          
85018 phenanthrene   FINAL 0.1 annual          
64742149 petroleum distillates, acid treated 44 FINAL 200 annual 2000 8 hr      
64741793 petroleum coke 26 FINAL              
93594 peroxybenzoic acid   FINAL 0.1 annual          
335671 perfluorooctanoic acid (pfoa)   FINAL 0.0001 24 hr          
1763231 perfluorooctane sulfonic acid (pfos)   FINAL 0.0004 24 hr          
382218 perfluoroisobutylene   FINAL 0.8 1 hr          
38436167 perfluorobutylethylmethyldichlorosilane 36 FINAL 2 annual          
19430934 perfluorobutylethylene   FINAL 2600 annual 10000 8 hr      
70693628 Pentapotassium bis(peroxymonosulphate) bis(sulphate)   FINAL 35 8 hr          
109660 pentane   FINAL 17700 8 hr          
363724 pentafluorobenzene   FINAL 10 annual          
87865 pentachlorophenol   FINAL 20 annual     0.009 0.09 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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