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 24 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 |
| 56780586 |
2-hydroxy-3-trimethylammoniopropyl ether starch |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 56741958 |
bropirimine |
|
FINAL |
15 |
annual |
|
|
|
|
|
| 565593 |
2,3-dimethylpentane |
|
FINAL |
3500 |
8 hr |
|
|
|
|
|
| 56553 |
benz(a)anthracene |
5 |
FINAL |
|
|
|
|
|
|
annual |
| 56539663 |
3-methoxy-3methyl-1butanol |
|
FINAL |
13 |
annual |
|
|
|
|
|
| 56495 |
3-methylcholanthrene |
5 |
FINAL |
|
|
|
|
|
|
|
| 563473 |
3-chloro-2-methylpropene |
|
FINAL |
|
|
|
|
0.03 |
0.3 |
annual |
| 56235 |
carbon tetrachloride |
|
FINAL |
480 |
annual |
|
|
0.17 |
1.7 |
annual |
| 56076201 |
4-chloro-2-ethoxy-6-fluoropyrimidine |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 55934935 |
tripropylene glycol n-butyl ether |
|
FINAL |
346 |
annual |
|
|
|
|
|
| 55818570 |
phenol, 4,4-(1-methylethylidene)bis, polymer with (chloromethyl)oxiran |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 557051 |
zinc stearate |
|
FINAL |
50 |
8 hr |
|
|
|
|
|
| 557040 |
magnesium stearate |
|
FINAL |
100 |
8 hr |
|
|
|
|
|
| 556672 |
octamethylcyclotetrasilo |
|
FINAL |
75 |
annual |
|
|
|
|
|
| 552454 |
alpha-chloro-ortho-xylene |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 5509659 |
2,6-difluoroaniline |
|
FINAL |
2 |
annual |
|
|
|
|
|
| 5507448 |
vinylmethyldiethoxysilane |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 546930 |
magnesium carbonate |
|
FINAL |
50 |
8 hr |
|
|
|
|
|
| 544252 |
1,3,5-cycloheptatriene |
|
FINAL |
0.18 |
annual |
|
|
|
|
|
| 5436215 |
4,4-dimethoxy-2-butanone |
|
FINAL |
20 |
annual |
|
|
|
|
|
| 542881 |
bis(chloromethyl)ether |
|
FINAL |
|
|
|
|
0.000016 |
0.00016 |
annual |
| 542756 |
1,3-dichloropropene |
|
FINAL |
20 |
annual |
|
|
0.2 |
2 |
annual |
| 541855 |
ethyl amyl ketone |
|
FINAL |
220 |
annual |
|
|
|
|
|
| 541731 |
1,3-dichlorobenzene |
|
FINAL |
3 |
annual |
|
|
|
|
|
| 541059 |
hexamethylcyclotrisiloxane |
|
FINAL |
50 |
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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