Michigan Air Toxics System
Initial Threshold Screening Level/Initial Risk Screening Level (ITSL/IRSL)
Toxics Screening Level Query Results
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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. |
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Page 5 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 |
| 8006642 |
turpentine |
18 |
FINAL |
1120 |
8 hr |
|
|
|
|
|
| 628637 |
n-amyl acetate |
|
FINAL |
1100 |
annual |
|
|
|
|
|
| 624419 |
2-methyl butyl acetate |
|
FINAL |
1100 |
annual |
|
|
|
|
|
| 0 |
amyl acetate (mixture) |
|
FINAL |
1100 |
annual |
|
|
|
|
|
| 100414 |
ethylbenzene |
|
FINAL |
1000 |
24 hr |
|
|
0.4 |
4 |
annual |
| 100425 |
styrene |
|
FINAL |
1000 |
annual |
|
|
2 |
20 |
annual |
| 108112 |
methyl amyl alcohol |
|
FINAL |
1000 |
8 hr |
|
|
|
|
|
| 120127 |
anthracene |
|
FINAL |
1000 |
annual |
|
|
|
|
|
| 1067250 |
propyltrimethoxysilane |
|
FINAL |
1000 |
annual |
|
|
|
|
|
| 26062793 |
polydimethyl diallyl ammonium chloride |
|
FINAL |
1000 |
annual |
|
|
|
|
|
| 88917220 |
dipropylene glycol methyl ether acetate |
|
FINAL |
930 |
annual |
|
|
|
|
|
| 108032 |
1-nitropropane |
|
FINAL |
900 |
8 hr |
|
|
|
|
|
| 78104 |
ethyl silicate |
|
FINAL |
850 |
8 hr |
|
|
|
|
|
| 108101 |
methyl isobutyl ketone |
|
FINAL |
820 |
8 hr |
|
|
|
|
|
| 108941 |
cyclohexanone |
|
FINAL |
800 |
8 hr |
|
|
|
|
|
| 149735 |
trimethylorthoformate |
|
FINAL |
800 |
annual |
|
|
|
|
|
| 590863 |
isovaleraldehyde |
|
FINAL |
800 |
annual |
|
|
|
|
|
| 106467 |
1,4-dichlorobenzene |
|
FINAL |
800 |
annual |
|
|
0.25 |
2.5 |
annual |
| 29911282 |
dipropylene glycol monobutyl ether |
|
FINAL |
800 |
24 hr |
|
|
|
|
|
| 121437 |
trimethoxyborine |
40 |
FINAL |
770 |
1 hr |
|
|
|
|
|
| 115106 |
dimethyl ether |
|
FINAL |
740 |
annual |
1900 |
24 hr |
|
|
|
| 34590948 |
dipropylene glycol methyl ether |
|
FINAL |
720 |
annual |
|
|
|
|
|
| 1336216 |
ammonium hydroxide |
39 |
FINAL |
720 |
1 hr |
|
|
|
|
|
| 756796 |
dimethyl methyl phosphonate |
|
FINAL |
700 |
annual |
|
|
|
|
|
| 110543 |
n-hexane |
|
FINAL |
700 |
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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