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.
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If a number appears in the "notes" column for a given, chemical, see the definition on the bottom of this page.
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Page 20 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 |
| 64741419 |
naphtha heavy straight run |
1 |
FINAL |
3500 |
8 hr |
|
|
|
|
|
| 64675 |
diethyl sulfate |
|
FINAL |
1 |
annual |
|
|
|
|
|
| 646060 |
1,3-dioxolane |
|
FINAL |
10 |
annual |
|
|
|
|
|
| 64485821 |
thiazole ester |
|
FINAL |
17 |
annual |
|
|
|
|
|
| 64475850 |
mineral spirits |
1 |
FINAL |
3500 |
8 hr |
|
|
|
|
|
| 644622 |
meclofenamic acid |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 64265572 |
crosslinker cx100 |
|
FINAL |
10 |
annual |
|
|
|
|
|
| 64248620 |
3,4-difluorobenzonitrile |
|
FINAL |
0.6 |
annual |
|
|
|
|
|
| 64197 |
acetic acid |
|
FINAL |
1200 |
1 hr |
|
|
|
|
|
| 6419198 |
aminotrimethylene phosphonic acid |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 64186 |
formic acid |
|
FINAL |
2 |
annual |
|
|
|
|
|
| 64175 |
ethyl alcohol |
|
FINAL |
19000 |
1 hr |
|
|
|
|
|
| 6408782 |
C.I. acid blue 25 |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 64040 |
beta phenylethylamine |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 64028 |
ethylenediamine tetra-acetic acid, tetrasodium salt |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 63937304 |
anhydro-dimethylamino hexose reductone |
|
FINAL |
0.6 |
annual |
|
|
|
|
|
| 637923 |
ethyl tertiary butyl ether |
|
FINAL |
|
|
|
|
0.00001 |
0.0001 |
annual |
| 63716405 |
n-butoxy propanol (mixed isomers) |
23 |
FINAL |
77 |
annual |
|
|
|
|
|
| 634902 |
1,2,3,5-tetrachlorobenzene |
|
FINAL |
12 |
annual |
|
|
|
|
|
| 634662 |
1,2,3,4-tetrachlorobenzene |
|
FINAL |
120 |
annual |
|
|
|
|
|
| 63449398 |
chlorinated paraffins |
|
FINAL |
|
|
|
|
0.03 |
0.3 |
annual |
| 632224 |
tetramethyl urea |
13 |
FINAL |
0.8 |
annual |
230 |
24 hr |
|
|
|
| 63148652 |
polyvinyl butyral |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 63148629 |
high molecular wt. silicon |
|
FINAL |
2 |
annual |
|
|
|
|
|
| 63148572 |
Dow Corning Fluid 1107 |
|
FINAL |
30 |
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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