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 15 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 |
| 1313968 |
niobium oxide |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 21348594 |
niobium oxalate |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 7786814 |
Nickel Sulfate |
|
FINAL |
|
|
|
|
0.006 |
0.06 |
annual |
| 12035722 |
nickel subsulfide |
|
FINAL |
|
|
|
|
0.0021 |
0.021 |
annual |
| 1313991 |
Nickel Oxide |
|
FINAL |
|
|
|
|
0.006 |
0.06 |
annual |
| 7440020 |
nickel |
|
FINAL |
|
|
|
|
0.006 |
0.06 |
annual |
| 17557232 |
neopentyl glycol diglycidyl ether |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 126307 |
neopentyl glycol |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 91203 |
naphthalene |
|
FINAL |
3 |
annual |
520 |
8 hr |
0.08 |
0.8 |
annual |
| 64741635 |
naphtha, light catalytic reformed |
|
FINAL |
100 |
annual |
|
|
|
|
|
| 64741839 |
naphtha, heavy thermal cracked |
25 |
FINAL |
5600 |
annual |
|
|
|
|
|
| 64741544 |
naphtha, heavy catalytic cracked |
|
FINAL |
115 |
annual |
|
|
|
|
|
| 64741420 |
naphtha, full range straight run |
|
FINAL |
18 |
annual |
|
|
|
|
|
| 64741646 |
naphtha, full range alkylate |
1 |
FINAL |
3500 |
8 hr |
|
|
|
|
|
| 68955351 |
naphtha, catalytic reformed |
|
FINAL |
350 |
annual |
|
|
|
|
|
| 64741419 |
naphtha heavy straight run |
1 |
FINAL |
3500 |
8 hr |
|
|
|
|
|
| 64741555 |
naphtha (petroleum), light catalytic cracked |
25 |
FINAL |
5600 |
annual |
|
|
|
|
|
| 64742821 |
naphtha (petroleum) hydrodesulfurized heavy |
|
FINAL |
14 |
annual |
|
|
|
|
|
| 8030306 |
naphtha |
1 |
FINAL |
4000 |
8 hr |
|
|
|
|
|
| 88120 |
n-vinylpyrrolidinone |
|
FINAL |
|
|
|
|
0.04 |
0.4 |
annual |
| 103991 |
N-stearoyl-4-aminophenol |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 16369214 |
n-propylethanolamine |
|
FINAL |
28 |
annual |
|
|
|
|
|
| 71238 |
n-propyl alcohol |
|
FINAL |
2500 |
8 hr |
|
|
|
|
|
| 109604 |
n-propyl acetate |
|
FINAL |
8350 |
8 hr |
|
|
|
|
|
| 624544 |
n-pentyl propionate |
|
FINAL |
21 |
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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