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 46 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 |
| 26447405 |
1,1'-methylene bisisocyanatobenzene |
|
FINAL |
0.6 |
24 hr |
|
|
|
|
|
| 25154523 |
nonyl phenol (mixed isomers) |
|
FINAL |
30 |
24 hr |
|
|
|
|
|
| 26780961 |
poly(1,2-dihydro-2,2,4-trimethylquinoline) |
|
FINAL |
35 |
24 hr |
|
|
|
|
|
| 29911282 |
dipropylene glycol monobutyl ether |
|
FINAL |
800 |
24 hr |
|
|
|
|
|
| 68479981 |
Diethyl methyl benzenediamine |
|
FINAL |
80 |
24 hr |
|
|
0.2 |
2 |
annual |
| 70657704 |
2-methoxy-1-propanol acetate |
|
FINAL |
500 |
24 hr |
|
|
|
|
|
| 10049044 |
chlorine dioxide |
|
FINAL |
0.2 |
24 hr |
|
|
|
|
|
| 71888896 |
diisoheptyl phthalate |
|
FINAL |
100 |
24 hr |
|
|
|
|
|
| 37259588 |
Serine proteinase |
4 |
FINAL |
0.0006 |
1 hr |
|
|
|
|
|
| 9014011 |
subtilisin |
4 |
FINAL |
0.0006 |
1 hr |
|
|
|
|
|
| 10035106 |
hydrogen bromide |
|
FINAL |
70 |
1 hr |
|
|
|
|
|
| 10043353 |
boric acid |
40 |
FINAL |
460 |
1 hr |
|
|
|
|
|
| 9000902 |
alpha-amylase |
4 |
FINAL |
0.0006 |
1 hr |
|
|
|
|
|
| 9001927 |
bacillus subtilis neutral protease |
4 |
FINAL |
0.0006 |
1 hr |
|
|
|
|
|
| 8050097 |
colophony |
|
FINAL |
1 |
1 hr |
|
|
|
|
|
| 7632044 |
sodium perborate |
40 |
FINAL |
610 |
1 hr |
|
|
|
|
|
| 7664417 |
ammonia |
39 |
FINAL |
350 |
1 hr |
|
|
|
|
|
| 4170303 |
crotonaldehyde |
|
FINAL |
9 |
1 hr |
|
|
|
|
|
| 2426086 |
n-butyl glycidyl ether |
|
FINAL |
300 |
1 hr |
160 |
8 hr |
|
|
|
| 1310732 |
sodium hydroxide |
|
FINAL |
8 |
1 hr |
|
|
|
|
|
| 1314621 |
vanadium pentoxide |
|
FINAL |
0.5 |
1 hr |
|
|
|
|
|
| 1336216 |
ammonium hydroxide |
39 |
FINAL |
720 |
1 hr |
|
|
|
|
|
| 1338234 |
methyl ethyl ketone peroxide |
|
FINAL |
15 |
1 hr |
|
|
|
|
|
| 1395217 |
Bacillus subtilis BPN |
4 |
FINAL |
0.0006 |
1 hr |
|
|
|
|
|
| 1477550 |
1,3-bis(aminomethyl)benzene |
|
FINAL |
1 |
1 hr |
|
|
|
|
|
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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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