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 3 of 51 - 1275 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 |
| 95578 |
2-chlorophenol |
|
FINAL |
18 |
24 hr |
|
|
|
|
|
| 95534 |
o-toluidine |
|
FINAL |
|
|
|
|
0.07 |
0.7 |
annual |
| 95512 |
2-chloroaniline |
|
FINAL |
10 |
annual |
|
|
|
|
|
| 95501 |
1,2-dichlorobenzene |
|
FINAL |
300 |
annual |
|
|
|
|
|
| 95498 |
monochlorotoluene |
|
FINAL |
70 |
annual |
|
|
|
|
|
| 95487 |
o-cresol |
30 |
FINAL |
100 |
8 hr |
|
|
|
|
|
| 95481622 |
dibasic ester |
27 |
FINAL |
1 |
annual |
|
|
|
|
|
| 95476 |
o-xylene |
2 |
FINAL |
390 |
annual |
|
|
|
|
|
| 95385 |
oyel hydroxyethylimidazoline |
|
FINAL |
2 |
annual |
|
|
|
|
|
| 95169 |
benzothiazole |
|
FINAL |
1 |
annual |
|
|
|
|
|
| 94962 |
2-ethyl-1,3-hexanediol |
|
FINAL |
30 |
annual |
|
|
|
|
|
| 94757 |
2,4-D |
|
FINAL |
35 |
annual |
100 |
8 hr |
|
|
|
| 947193 |
1-hydroxcyclohexyl phenyl ketone |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 93834 |
oleoyl diethanolamine |
|
FINAL |
3 |
annual |
|
|
|
|
|
| 93594 |
peroxybenzoic acid |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 93583 |
methyl benzoate |
|
FINAL |
4 |
annual |
|
|
|
|
|
| 93141 |
guaifenesin |
|
FINAL |
5 |
annual |
|
|
|
|
|
| 929066 |
diglycol amine |
|
FINAL |
9 |
8 hr |
|
|
|
|
|
| 92875 |
benzidine |
|
FINAL |
|
|
|
|
0.00002 |
0.0002 |
annual |
| 92524 |
biphenyl |
|
FINAL |
13 |
8 hr |
|
|
0.43 |
4.3 |
annual |
| 91941 |
dichlorobenzidine |
|
FINAL |
|
|
|
|
0.002 |
0.02 |
annual |
| 91598 |
2-naphthylamine |
|
FINAL |
|
|
|
|
0.00013 |
0.0013 |
annual |
| 91576 |
2-methylnaphthalene |
|
FINAL |
10 |
annual |
|
|
|
|
|
| 91441 |
7-diethylamino-4-methyl coumarin |
|
FINAL |
16 |
annual |
|
|
|
|
|
| 91225 |
quinoline |
|
FINAL |
|
|
|
|
0.001 |
0.01 |
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 lehnerD@michigan.gov or (517) 582-3779. |
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