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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 23 of 51 - 1269 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
627930 dimethyl adipate 27 FINAL              
628637 n-amyl acetate   FINAL 1100 annual          
629118 1,6-hexanediol   FINAL 14 annual          
629732 1-hexadecene   FINAL 17 annual          
630206 1,1,1,2-tetrachloroethane   FINAL         0.1 1 annual
634662 1,2,3,4-tetrachlorobenzene   FINAL 120 annual          
634902 1,2,3,5-tetrachlorobenzene   FINAL 12 annual          
637923 ethyl tertiary butyl ether   FINAL 9000 annual          
644622 meclofenamic acid   FINAL 0.1 annual          
646060 1,3-dioxolane   FINAL 10 annual          
668451 chlorofluorobenzonitrile   FINAL 0.1 annual          
677214 3,3,3-trifluoropropene   FINAL 280 annual          
684935 n-nitroso-n-methylurea   FINAL         0.000001 0.00001 annual
694837 1,2-Diaminocyclohexane   FINAL 2 annual          
694871 benzocyclobutene   FINAL 220 annual          
696822 2,4,6-trifluoropyrimidine   FINAL 0.1 annual          
701644 monophenyl phosphoric acid   FINAL 3 annual          
756796 dimethyl methyl phosphonate   FINAL 700 annual          
763699 ethyl-3-ethyloxypropionate   FINAL 134 annual          
770354 propylene glycol phenyl ether   FINAL 8 annual          
778256 diphenylmethylsilanol   FINAL 6 annual          
807283 tetraphenyldimethyldisiloxane   FINAL 0.1 annual          
811972 1,1,1,2-tetrafluoroethane   FINAL 80000 annual          
814686 acryloyl chloride   FINAL 0.3 annual          
818611 hydroxyethyl acrylate   FINAL 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.
http://www.michigan.gov/documents/deq/deq-aqd-itslirsl-notes_457666_7.pdf  

 
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For issues related to ITSL/IRSL database content, contact Doreen Lehner at lehnerD@michigan.gov or (517) 284-6753.


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