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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 2 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
88851610 trospectomycin sulfate   FINAL 0.1 annual          
9002931 triton x100   FINAL 0.15 annual          
126727 tris(2,3-dibromopropyl) phosphate   FINAL         0.002 0.02 annual
55934935 tripropylene glycol n-butyl ether   FINAL 346 annual          
20324338 tripropylene glycol methyl ether, dowanol 62b   FINAL 10 annual          
25498491 tripropylene glycol methyl ether   FINAL 20 annual          
42978665 tripropylene glycol diacrylate   FINAL 22 annual          
102692 tripropylamine   FINAL 0.2 annual          
1066406 trimethylsilanol   FINAL 65 annual          
993077 trimethylsilane   FINAL 340 annual          
149735 trimethylorthoformate   FINAL 800 annual          
3290924 trimethylolpropane trimethacrylate   FINAL 20 annual          
75774 trimethylchlorosilane   FINAL 6 annual          
25551137 trimethylbenzenes (mixed isomers) 14 FINAL 185 annual 1200 8 hr      
75503 trimethylamine   FINAL 120 8 hr          
1445450 trimethyl-o-acetate   FINAL 24 annual          
3236531 trimethyl hexamethylenediamine   FINAL 0.1 annual          
1185553 trimethoxymethylsilane   FINAL 80 annual          
121437 trimethoxyborine 40 FINAL 770 1 hr          
122203 triisopropanolamine (tipa)   FINAL 19 annual          
126716 triisobutyl phosphate   FINAL 22 8 hr          
592096 trifluoropropyltrichlorosilane   FINAL 0.1 annual          
130014389 trifluoropropylsilsesquioxane, dimethylhydrogensilyoxy-terminated   FINAL 0.1 annual          
358678 trifluoropropylmethyl dimethoxysilane   FINAL 100 annual          
76051 trifluoroacetic acid   FINAL 8 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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