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 50 of 51 - 1273 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 |
| 71363 |
n-butanol |
|
FINAL |
350 |
annual |
|
|
|
|
|
| 71410 |
amyl alcohol |
|
FINAL |
120 |
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 |
|
|
|
|
|
| 67685 |
dimethylsulfoxide |
|
FINAL |
20 |
annual |
|
|
|
|
|
| 56495 |
3-methylcholanthrene |
5 |
FINAL |
|
|
|
|
|
|
|
| 62737 |
dichlorvos |
3 |
FINAL |
0.5 |
annual |
|
|
|
|
|
| 63058 |
androstenedione |
|
FINAL |
17 |
annual |
|
|
|
|
|
| 64028 |
ethylenediamine tetra-acetic acid, tetrasodium salt |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 64040 |
beta phenylethylamine |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 64175 |
ethyl alcohol |
|
FINAL |
19000 |
1 hr |
|
|
|
|
|
| 64186 |
formic acid |
|
FINAL |
2 |
annual |
|
|
|
|
|
| 64197 |
acetic acid |
|
FINAL |
1200 |
1 hr |
|
|
|
|
|
| 64675 |
diethyl sulfate |
|
FINAL |
1 |
annual |
|
|
|
|
|
| 65850 |
benzoic acid |
26 |
FINAL |
|
|
|
|
|
|
|
| 66251 |
hexanaldehyde |
|
FINAL |
2 |
annual |
|
|
|
|
|
| 67561 |
methanol |
|
FINAL |
20000 |
24 hr |
28000 |
1 hr |
|
|
|
| 67630 |
isopropyl alcohol |
|
FINAL |
220 |
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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