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 27 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 |
| 1310663 |
lithium hydroxide |
|
FINAL |
0.25 |
8 hr |
|
|
|
|
|
| 1310732 |
sodium hydroxide |
|
FINAL |
8 |
1 hr |
|
|
|
|
|
| 1313275 |
molybdenum trioxide |
|
FINAL |
5 |
8 hr |
|
|
0.12 |
1.2 |
annual |
| 1313968 |
niobium oxide |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 1313991 |
Nickel Oxide |
|
FINAL |
|
|
|
|
0.006 |
0.06 |
annual |
| 1314132 |
zinc oxide |
|
FINAL |
20 |
8 hr |
|
|
|
|
|
| 1314289 |
rhenium oxide |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 1314621 |
vanadium pentoxide |
|
FINAL |
0.5 |
1 hr |
|
|
|
|
|
| 1317335 |
molybdenum disulfide |
|
FINAL |
30 |
8 hr |
|
|
|
|
|
| 1317380 |
Copper oxide |
|
FINAL |
2 |
8 hr |
|
|
|
|
|
| 1317959 |
silica tripoli |
31 |
FINAL |
3 |
annual |
|
|
|
|
|
| 1319773 |
cresol (mixed isomers) |
30 |
FINAL |
100 |
8 hr |
|
|
|
|
|
| 1320678 |
propylene glycol monomethyl ether |
|
FINAL |
2000 |
annual |
|
|
|
|
|
| 1328536 |
phthalocyanine pigment green |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 1330207 |
mixed xylenes |
2 |
FINAL |
390 |
annual |
|
|
|
|
|
| 1330865 |
adipate plasticizer |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 1332214 |
asbestos |
16 |
FINAL |
|
|
|
|
0.000022 |
0.00022 |
annual |
| 1332587 |
kaolin |
|
FINAL |
20 |
8 hr |
|
|
|
|
|
| 1333137 |
tert-butyl-m-cresol |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 1333864 |
carbon black |
|
FINAL |
30 |
8 hr |
|
|
|
|
|
| 1336216 |
ammonium hydroxide |
39 |
FINAL |
720 |
1 hr |
|
|
|
|
|
| 1336363 |
polychlorinated biphenyls |
8 |
FINAL |
|
|
|
|
0.01 |
0.1 |
annual |
| 1338234 |
methyl ethyl ketone peroxide |
|
FINAL |
15 |
1 hr |
|
|
|
|
|
| 1345046 |
antimony trisulfide |
|
FINAL |
0.2 |
annual |
|
|
|
|
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| 1345057 |
lithopone |
|
FINAL |
0.1 |
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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