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 18 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 |
| 50791872 |
methylvinylbis(N-methylace |
|
FINAL |
4 |
annual |
|
|
|
|
|
| 2031676 |
methyltriethoxysilane |
|
FINAL |
23 |
annual |
|
|
|
|
|
| 75796 |
methyltrichlorosilane |
|
FINAL |
109 |
annual |
|
|
|
|
|
| 4253343 |
methyltriacetoxysilane |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 992949 |
methylsilane |
|
FINAL |
30 |
24 hr |
|
|
|
|
|
| 53361 |
methylprednisolone acetate |
|
FINAL |
43 |
annual |
|
|
|
|
|
| 96297 |
methylethylketoxime |
|
FINAL |
|
|
|
|
2.5 |
25 |
annual |
| 101688 |
methylene diphenyl diisocyanate |
|
FINAL |
0.6 |
annual |
|
|
|
|
|
| 75092 |
methylene chloride |
13 |
FINAL |
2000 |
annual |
14000 |
1 hr |
60 |
600 |
annual |
| 16881779 |
methyldimethoxysilane |
|
FINAL |
92 |
annual |
|
|
|
|
|
| 105599 |
methyldiethanolamine |
|
FINAL |
6 |
annual |
|
|
|
|
|
| 75547 |
methyldichlorosilane |
|
FINAL |
4 |
annual |
|
|
|
|
|
| 96377 |
methylcyclopentane |
|
FINAL |
700 |
24 hr |
|
|
|
|
|
| 108872 |
methylcyclohexane |
|
FINAL |
16000 |
8 hr |
|
|
|
|
|
| 593511 |
methylamine hydrochloride |
|
FINAL |
140 |
8 hr |
|
|
|
|
|
| 74895 |
methylamine |
|
FINAL |
64 |
8 hr |
|
|
|
|
|
| 1634044 |
methyl t-butyl ether |
|
FINAL |
3000 |
annual |
|
|
|
|
|
| 124630 |
methyl sulfonyl chloride |
|
FINAL |
2 |
annual |
|
|
|
|
|
| 107879 |
methyl propyl ketone |
|
FINAL |
5300 |
8 hr |
|
|
|
|
|
| 82919377 |
methyl pentamethyl-4-piperidinyl ester of decanedioic acid |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 9003116 |
methyl oxirane (pluronic p103) |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 591786 |
methyl n-butyl ketone |
|
FINAL |
30 |
annual |
|
|
|
|
|
| 110430 |
methyl n-amyl ketone |
|
FINAL |
2330 |
8 hr |
|
|
|
|
|
| 1184856 |
methyl methane sulfonamide |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 80626 |
methyl methacrylate |
|
FINAL |
700 |
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 [email protected] or (517) 582-3779. |
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