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 4 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 |
| 108883 |
toluene |
|
FINAL |
5000 |
24 hr |
|
|
|
|
|
| 1156190 |
tolazamide |
|
FINAL |
17 |
annual |
|
|
|
|
|
| 13463677 |
titanium dioxide |
|
FINAL |
24 |
8 hr |
|
|
|
|
|
| 7440326 |
Titanium |
|
FINAL |
24 |
8 hr |
|
|
|
|
|
| 7440315 |
tin |
|
FINAL |
20 |
8 hr |
|
|
|
|
|
| 137268 |
thiram |
|
FINAL |
18 |
annual |
|
|
|
|
|
| 64485821 |
thiazole ester |
|
FINAL |
17 |
annual |
|
|
|
|
|
| 7440280 |
thallium and thallium compounds |
|
FINAL |
0.1 |
annual |
0.2 |
8 hr |
|
|
|
| 25265774 |
texanol |
|
FINAL |
55 |
annual |
|
|
|
|
|
| 6904661 |
tetraphenylhexamethyltetrasiloxane |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 807283 |
tetraphenyldimethyldisiloxane |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 3390612 |
tetraphenyldimethyl-2-phenylmethyltrisiloxane |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 3982829 |
tetraphenyldimethyl-2-dimethyltrisiloxane |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 509148 |
tetranitromethane |
|
FINAL |
0.4 |
8 hr |
|
|
0.000066 |
0.00066 |
annual |
| 75763 |
tetramethylsilane |
|
FINAL |
1300 |
annual |
|
|
|
|
|
| 2627954 |
tetramethyldivinyldisiloxane |
|
FINAL |
38 |
annual |
|
|
|
|
|
| 7691023 |
tetramethyldivinyldisila |
|
FINAL |
30 |
annual |
|
|
|
|
|
| 3277267 |
tetramethyldihydrogendisiloxane |
|
FINAL |
120 |
annual |
|
|
|
|
|
| 22407518 |
tetramethylchlorovinyldisiloxane |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 632224 |
tetramethyl urea |
13 |
FINAL |
0.8 |
annual |
230 |
24 hr |
|
|
|
| 9014851 |
tetramethyl decyndiol |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 97994 |
tetrahydrofuryl methanol |
|
FINAL |
52 |
annual |
|
|
|
|
|
| 109999 |
tetrahydrofuran |
|
FINAL |
8000 |
annual |
|
|
|
|
|
| 116143 |
tetrafluoroethylene |
|
FINAL |
|
|
|
|
0.4 |
4 |
annual |
| 10469097 |
tetrachloropicolinic acid |
|
FINAL |
21 |
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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