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 31 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 |
| 542881 |
bis(chloromethyl)ether |
|
FINAL |
|
|
|
|
0.000016 |
0.00016 |
annual |
| 544252 |
1,3,5-cycloheptatriene |
|
FINAL |
0.18 |
annual |
|
|
|
|
|
| 546930 |
magnesium carbonate |
|
FINAL |
50 |
8 hr |
|
|
|
|
|
| 552454 |
alpha-chloro-ortho-xylene |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 556672 |
octamethylcyclotetrasilo |
|
FINAL |
75 |
annual |
|
|
|
|
|
| 557040 |
magnesium stearate |
|
FINAL |
100 |
8 hr |
|
|
|
|
|
| 557051 |
zinc stearate |
|
FINAL |
50 |
8 hr |
|
|
|
|
|
| 563473 |
3-chloro-2-methylpropene |
|
FINAL |
|
|
|
|
0.03 |
0.3 |
annual |
| 565593 |
2,3-dimethylpentane |
|
FINAL |
3500 |
8 hr |
|
|
|
|
|
| 576261 |
2,6-dimethyl phenol |
|
FINAL |
2 |
annual |
|
|
|
|
|
| 141322 |
butyl acrylate |
|
FINAL |
100 |
8 hr |
|
|
|
|
|
| 141435 |
ethanolamine |
|
FINAL |
80 |
8 hr |
|
|
|
|
|
| 141628 |
decamethyltetrasiloxane |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 141639 |
linear dimethylsiloxanes,MD3M(&higher) |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 141786 |
ethyl acetate |
|
FINAL |
3200 |
annual |
|
|
|
|
|
| 141797 |
mesityl oxide |
|
FINAL |
400 |
8 hr |
|
|
|
|
|
| 141913 |
2,6-dimethyl morpholine |
|
FINAL |
377 |
annual |
|
|
|
|
|
| 141979 |
ethyl acetoacetate |
|
FINAL |
46 |
annual |
|
|
|
|
|
| 142290 |
cyclopentene |
|
FINAL |
5 |
annual |
|
|
|
|
|
| 142596 |
ethylene bisthiocarbamate disodium |
|
FINAL |
1 |
annual |
|
|
|
|
|
| 142712 |
cupric acetate |
|
FINAL |
2 |
8 hr |
|
|
|
|
|
| 142825 |
heptane |
|
FINAL |
3500 |
8 hr |
|
|
|
|
|
| 142847 |
di-n-propylamine |
|
FINAL |
1.5 |
annual |
|
|
|
|
|
| 142961 |
dibutyl ether |
|
FINAL |
33 |
annual |
|
|
|
|
|
| 143226 |
triethylene glycol butyl ether |
|
FINAL |
18 |
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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