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 51 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 |
| 75445 |
phosgene |
|
FINAL |
0.3 |
annual |
|
|
|
|
|
| 75456 |
chlorodifluoromethane |
|
FINAL |
50000 |
annual |
|
|
|
|
|
| 75503 |
trimethylamine |
|
FINAL |
120 |
8 hr |
|
|
|
|
|
| 75525 |
nitromethane |
|
FINAL |
70 |
annual |
|
|
0.1 |
1 |
annual |
| 75547 |
methyldichlorosilane |
|
FINAL |
4 |
annual |
|
|
|
|
|
| 75558 |
1,2-propylenimine |
|
FINAL |
5 |
8 hr |
|
|
|
|
|
| 75569 |
propylene oxide |
|
FINAL |
30 |
annual |
|
|
0.3 |
3 |
annual |
| 75649 |
t-butylamine |
|
FINAL |
60 |
annual |
|
|
|
|
|
| 75650 |
tert-butyl alcohol |
|
FINAL |
|
|
|
|
7 |
70 |
annual |
| 75683 |
1-chloro-1,1-difluoroethane |
|
FINAL |
50000 |
annual |
|
|
|
|
|
| 71556 |
methyl chloroform |
|
FINAL |
6000 |
24 hr |
|
|
|
|
|
| 72548 |
DDD (TDE) |
12 |
FINAL |
|
|
|
|
0.01 |
0.1 |
annual |
| 72559 |
DDE, p,p'- |
12 |
FINAL |
|
|
|
|
0.01 |
0.1 |
annual |
| 74839 |
methyl bromide |
|
FINAL |
5 |
annual |
|
|
|
|
|
| 74851 |
ethylene |
|
FINAL |
6240 |
annual |
|
|
|
|
|
| 74873 |
methyl chloride |
21 |
FINAL |
90 |
annual |
|
|
|
|
|
| 74884 |
methyl iodide |
|
FINAL |
120 |
8 hr |
|
|
|
|
|
| 74895 |
methylamine |
|
FINAL |
64 |
8 hr |
|
|
|
|
|
| 74931 |
methyl mercaptan |
|
FINAL |
10 |
1 hr |
|
|
|
|
|
| 74975 |
chlorobromomethane |
|
FINAL |
10600 |
8 hr |
|
|
|
|
|
| 74997 |
methyl acetylene |
|
FINAL |
16500 |
8 hr |
|
|
|
|
|
| 75003 |
ethyl chloride |
|
FINAL |
10000 |
24 hr |
|
|
|
|
|
| 75014 |
vinyl chloride |
|
FINAL |
100 |
annual |
|
|
0.11 |
1.1 |
annual |
| 75047 |
ethylamine |
|
FINAL |
92 |
8 hr |
|
|
|
|
|
| 75058 |
acetonitrile |
|
FINAL |
200 |
annual |
|
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|
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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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